Jelajahi Camp Century, pangkalan militer Perang Dingin yang ditinggalkan di Greenland Lewati Konten window['__CONFIG__']={"uid":"natgeo","strictMode":false,"mode":"universal","logLevel":"info","logOutput":"json","tms":{"enabled":true,"env":"dev","tag":"https://nexus.ensighten.com/TWDC-DTCI/dev/Bootstrap.js","tagNS":"Boostrapper","emitEvent":"tms:ready","loadScript":false,"loadAsync":true},"allowMocks":true,"globalVar":"__natgeo__","cdnPath":"//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client","buildHash":false,"http":{"timeout":{"client":10000}},"apiEnv":"production","envName":"prod","mockDataPort":1981,"host":"localhost","basename":"","collateXhr":{}};window['__natgeo__']={"app":{"uid":"natgeo","mode":"universal","apiEnv":"production","envName":"prod","cdnPath":"//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client","collateXhr":{},"allowMocks":true,"mockDataPort":1981,"excludePageCSS":false,"assets":{"chunks":["//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/runtime-6145db17.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/8202-e1a66a74.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/9479-e4570a09.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/7708-37c5b074.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/4257-3ac25efc.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/5120-0d27f4ce.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/4162-192c0a75.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/6753-d2f76f55.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/3097-df9f81ee.js"],"entries":["//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/natgeo-b6cb5abe.js","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/interactive-7ce52af1.js"],"css":["//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/fusion-c316b6d7.css","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/8202-e4f72c35.css","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/natgeo-b996a997.css","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/4162-313cf2d3.css","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/6753-6a62b6ef.css","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/7023-3cdb29f1.css","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/3097-c359bf25.css","//assets-cdn.nationalgeographic.com/natgeo/41c662ce2b5b-release-01-23-2025.0/client/natgeo/css/interactive-dda3aded.css"]},"device":"desktop","modifier":"","edition":{"key":"natgeo-en-us","config":{"dateTime":{"long":"dddd MMMM D, yyyy","medium":"MMMM D, yyyy","short":"M/D","timeFormat":"h:mm","firstDayOfWeek":"Sunday","timeZone":"US/Eastern","timeZoneBucket":"America/New_York","defaultFormat":"MMM D, yyyy","timeZoneString":"ET","ddd, M/D":"ddd, M/D","MMM D":"MMM D","age":{"seconds":"s","minutes":"m","hours":"h","days":"d"}},"numberFormat":{"long":"#,###","short":"###","currency":"#,###.00","percent":"#.00%"},"temperature":{"scale":"fahrenheit","symbol":"° F"},"analytics":{},"ads":{},"meta":{"titleBranding":"natgeo.meta.title.branding","description":"natgeo.meta.description","schema":{"name":""},"defaultMetaImage":"","social":{"twitter":{"twitterId":"@NatGeo","card":"summary","site":"@NatGeo","language":"en"},"facebook":{"og_site_name":"National Geographic","og_type":"website","locale":"en_US"}}},"appDetails":{"ios":{"id":"","name":"","deepLinkUrl":"","deepLinkUrlScheme":""},"android":{"id":"","name":"","deepLinkUrl":"","deepLinkUrlScheme":""}},"videoAutoStart":{"index":false},"activeSite":true,"countries":[{"name":"United States","country-code":"us"}],"oneId":{"clientId":"DTCI-NATGEO.CONSUMER.WEB","responderPage":"/responder_v4","responderPageStg":"/stg/responder_v4","loginReload":"off","optionalConfigs":{"reporting":{"context":"NATGEOCONSUMERWEB","source":"NATGEO_CONSUMER_WEB"}}},"editionSettings":{"key":"natgeo-en-us","site":"natgeo","language":"en","country":"us","domain":"www.nationalgeographic.com","editionSiteId":"1","https":false,"showPremVideoAds":true,"pccApiKey":"11mxera6h5cl7174b5nrs17ytr"},"javaLocale":{"language":"en","region":"US"}},"translations":{"alertBanner.closeButtonAriaLabel":"Close ${position} alert banner","ambientVideo.aria.labelWithTitle":"Silent Video for ${title}","ambientVideo.aria.label":"Silent Video ${counter}","article.facebookShare.ariaLabel":"Share on Facebook","article.facebookShare.label":"Share","article.meterText":"You have ${count} free articles left this month.","article.meterText.fallback":"You're almost out of free articles this month","article.lastFreeArticleText":"This is your last free article this month.","article.minuteRead":"${minRead} min read","Audio":"Audio","audio.and":"and","audio.aria.label":"Audio Player","audio.elapsedOutOf":"elapsed out of","audio.hour":"hour","audio.hours":"hours","audio.min":"minute","audio.mins":"minutes","audio.muted":"Audio muted. Unmute","audio.pausingContent":"Pausing content. ${elapsedTime}. Play","audio.play":"Play","audio.playingContent":"Playing content. Pause","audio.position":"Audio position","audio.sec":"second","audio.secs":"seconds","audio.skipBackwards":"Skip Backward ${skipTime} Seconds","audio.skipForwards":"Skip Forwards ${skipTime} Seconds","audio.sliderDetails":"Use the left or right arrow keys to decrease or increase the slider value.","audio.unmuted":"Audio Unmuted. Mute","Average Life Span In The Wild":"Average Life Span In The Wild","axolotl image":"Axolotl image","Clear search bar":"Clear search bar","Click to Search Button":"Click to Search Button","Close Description Modal":"Close Description Modal","Common Name":"Common Name","common.search":"Search","common.changeText":"Change","Current population trend":"Current population trend","Diet":"Diet","Extinct":"Extinct","fastfacts.logo.altText":"${logoName} Logo","Gallery":"Gallery","Headlines":"Headlines","Image":"Image","Learn more about IUCN Threatened Species Designations":"Learn more about IUCN Threatened Species Designations","Least Concern":"Least Concern","login":"Login","media.playIcon.ariaLabel":"play","menumodal.close":"Close Menu","natgeo.article.datePublishedLabel":"Published","natgeo.contentGating.slider.downarrow.aria":"Collapse","natgeo.contentGating.slider.uparrow.aria":"Expand","natgeo.ctaText.explore":"Explore","natgeo.ctaText.learnMore":"Learn More","natgeo.ctaText.play":"Play","natgeo.ctaText.read":"Read","natgeo.ctaText.seeGuide":"See Guide","natgeo.ctaText.seeMore":"See More","natgeo.ctaText.seePhotos":"See Photos","natgeo.ctaText.watch":"Watch","natgeo.error.heading":"Something went wrong","natgeo.error.text":"Please try again or return home.","natgeo.facebookShare.ariaLabel":"National Geographic Facebook","natgeo.fastfacts.averageLifeSpan":"Average Life Span","natgeo.fastfacts.common":"Common Name","natgeo.fastfacts.currentPopulation.decreasing":"Decreasing","natgeo.fastfacts.currentPopulation.increasing":"Increasing","natgeo.fastfacts.currentPopulation.stable":"Stable","natgeo.fastfacts.diet":"Diet","natgeo.fastfacts.groupName":"Group Name","natgeo.fastfacts.details":"Details","natgeo.fastfacts.lifespan.captivity.avg.desc":"${low} to ${high} years","natgeo.fastfacts.lifespan.captivity.high.desc":"Up to ${high} years","natgeo.fastfacts.lifespan.captivity.median.desc":"${median} years","natgeo.fastfacts.lifespan.captivity.title":"Average Life Span In Captivity","natgeo.fastfacts.lifespan.wild.avg.desc":"${low} to ${high} years","natgeo.fastfacts.lifespan.wild.high.desc":"Up to ${high} years","natgeo.fastfacts.lifespan.wild.median.desc":"${median} years","natgeo.fastfacts.lifespan.wild.title":"Average Life Span In The Wild","natgeo.fastfacts.scientific":"Scientific Name","natgeo.fastfacts.size":"Size","natgeo.fastfacts.type":"Type","natgeo.fastfacts.weight":"Weight","natgeo.home.title":"home (en)","natgeo.instagramShare.ariaLabel":"National Geographic Instagram","natgeo.leadslide.homelink.alt":"National Geographic logo - Home","natgeo.leadslide.homelink.target":"National Geographic logo - Home","natgeo.leadslide.downarrow.aria":"Scroll to next slide","natgeo.linkedinShare.ariaLabel":"National Geographic Linkedin","natgeo.logo.alt":"National Geographic Logo","natgeo.logo.alt.kids":"National Geographic Kids Logo","natgeo.logo.title.kids":"National Geographic Kids","natgeo.mediaspotlight.description":"Media Spotlight pagetype description.","natgeo.mediaspotlight.title":"Nat Geo Photo of the Day","natgeo.meta.description.kids":"National Geographic Kids","natgeo.meta.description":"Explore National Geographic. A world leader in geography, cartography and exploration.","natgeo.meta.title.branding.kids":"National Geographic Kids","natgeo.meta.title.branding":"National Geographic","natgeo.redditShare.ariaLabel":"National Geographic Reddit","natgeo.search.aria.nav":"Search Pages","natgeo.search.aria.next":"Next Page","natgeo.search.aria.pageLink":"Page ${page}","natgeo.search.aria.previous":"Previous Page","natgeo.search.enter":"Enter","natgeo.search.next":"Next","natgeo.search.noResults.found.kids":"Sorry, we couldn't find any results for that search. Try one of these pages!","natgeo.search.noResults.found":"No results found.","natgeo.search.popularSearches":"Popular Searches","natgeo.search.previous":"Previous","natgeo.search.suggested.didYouMean":"Did you mean","natgeo.search.suggested.searchInstead":"Search instead for","natgeo.search.suggested.showingFor":"Showing results for","natgeo.signin.copy":"Sign in with your email","natgeo.signin.title":"Sign In to National Geographic","natgeo.snapchatShare.ariaLabel":"National Geographic Snapchat","natgeo.sponsorBanner.ariaLabel":"Sponsor Banner","natgeo.sponsorNote.ariaLabel":"Sponsor Note","natgeo.tiktokShare.ariaLabel":"National Geographic Tiktok","natgeo.twitterShare.ariaLabel":"National Geographic Twitter","natgeo.video.nowPlaying":"Now Playing","natgeo.video.readMore":"Read More","natgeo.video.upNext":"Up Next","natgeo.youtubeShare.ariaLabel":"National Geographic Youtube","or":"or","paywall.already.subscriber":"Already a Subscriber?","paywall.link.subscription":"subscription is linked","paywall.family.link.subscription":"Link your subscription","paywall.family.subscribers":"Already a Nat Geo Premium Subscriber?","paywall.magazine.subscribers":"Already signed in? Check that your","paywall.meter.collapse":"Collapse subscribe message","paywall.meter.expand":"Expand subscribe message","paywall.signin":"Sign In","promoTile.videoStory":"Video Story","Error: Please enter a valid e-mail address.":"Error: Please enter a valid e-mail address.","Please select at least one newsletter and click Sign Up.":"Please select at least one newsletter and click Sign Up.","Read Description":"Read Description","Scientific Name":"Scientific Name","Sign Up":"Sign Up","Size":"Size","Sponsor Content":"Sponsor Content","Table":"Table","trips":"trips","Type":"Type","UCN red list status":"UCN red list status","Video":"Video","video.title":"Video Player","Weight":"Weight","Close Fast Facts Modal":"Close Fast Facts Modal","Close Search Modal":"Close Search Modal","Close User Modal":"Close User Modal","Close":"Close"}},"flags":{"ftr":true,"hdr":true,"prxy":false,"mktg":true},"tms":{"enabled":true,"env":"dev","tag":"https://dcf.espn.com/TWDC-DTCI/prod/Bootstrap.js","tagNS":"Boostrapper","emitEvent":"tms:ready","loadScript":false,"loadAsync":true,"frameTag":"https://dcf.espn.com/TWDC-DTCI/embed_privacy_prod/Bootstrap.js"},"oneIdEnv":"prod","userAB":"ng_pw_copy-287*variant_a-1126","featureGating":{"ensighten":{"enabled":true,"ns":"Boostrapper","scriptTag":"https://dcf.espn.com/TWDC-DTCI/prod/Bootstrap.js","frameTag":"https://dcf.espn.com/TWDC-DTCI/embed_privacy_prod/Bootstrap.js"},"adConfig":{"enabled":true,"insertedAdLimit":null,"insertedAdSpacing":900,"pzn":{"mode":"ltd","extra":true},"refreshInterval":30},"contentExclusions":{"disable":false},"sponsoredContent":{"enabled":true},"uvpUpgrade":{"enabled":false},"intrctvSlctrs":{"fullPage":{"key":"fullPage","value":"div:not(#natgeo)"},"markup":[{"key":"class=\"leaflet-container ","value":"div#map"}],"spredfast":{"key":"spredfast","value":"iframe"}},"intrctvAllowedSrcs":{"facebook":{"src":["//connect.facebook.net/en_US/sdk.js","//facebook.com/plugins/","//facebook.com/video/embed?video_id=","//interactives.natgeofe.com/","//www.facebook.com/plugins/","//www.facebook.com/video/embed?video_id="]},"fullPage":{"src":["//interactives.natgeofe.com/"]},"game":{"src":["//images.nationalgeographic.com/","//interactives.natgeofe.com/","//nationalgeographic.com/","//www.nationalgeographic.com/","//cdn1.edgedatg.com/"]},"iHeartRadio":{"src":["//iheart.com/podcast/","//interactives.natgeofe.com/","//www.iheart.com/podcast/"]},"instagram":{"src":["//instagram.com/p/","//instagram.com/embed.js","//interactives.natgeofe.com/","//platform.instagram.com/en_US/embeds.js","//www.instagram.com/embed.js"]},"markup":{"href":["//api.tiles.mapbox.com/mapbox-gl-js/","//fonts.googleapis.com/css?family=","//fonts.ngeo.com/","//interactives.natgeofe.com/","//nationalgeographic.com/","//ngm.nationalgeographic.com/","//s3.amazonaws.com/ng-plastic-prod","//www.nationalgeographic.com/"],"src":["//ajax.googleapis.com/ajax/libs/jquery/","//api.tiles.mapbox.com/mapbox-gl-js/","//assets.documentcloud.org/viewer/loader.js","//d3js.org/d3","//fonts.ngeo.com/","//images.nationalgeographic.com/","//interactives.natgeofe.com/","//nationalgeographic.com/","//news.nationalgeographic.com/","//ngm.nationalgeographic.com/","//platform.vine.co/static/scripts/embed.js","//s3.amazonaws.com/ng-plastic-prod","//www.nationalgeographic.com/"]},"soundCloud":{"src":["//interactives.natgeofe.com/","//soundcloud.com/","//w.soundcloud.com/"]},"source":{"src":["//interactives.natgeofe.com/"]},"spredfast":{"href":["//interactives.natgeofe.com/"],"src":["//interactives.natgeofe.com/"]},"twitter":{"src":["//interactives.natgeofe.com/","//platform.twitter.com/","//twitter.com/","//www.twitter.com/"]},"vimeo":{"src":["//interactives.natgeofe.com/","//player.vimeo.com/","//vimeo.com/moogaloop.swf?clip_id=","//www.vimeo.com/moogaloop.swf?clip_id="]}}},"debug":{"on":false},"baseURL":"https://www.nationalgeographic.com","webpack":{}},"ads":{},"analytics":{},"routing":{"location":{"pathname":"/history/graphics/explore-camp-century-history-impact","port":"","hash":"","path":"/history/graphics/explore-camp-century-history-impact","host":"","protocol":"","params":{"userab":"ng_pw_copy-287*variant_a-1126","forceMode":"fitt"},"query":{"userab":"ng_pw_copy-287*variant_a-1126"}},"params":{"userab":"ng_pw_copy-287*variant_a-1126","section":"history","slug":"explore-camp-century-history-impact","pageType":"interactive"}},"page":{"key":"","title":"","type":"interactive","meta":{"canonical":"https://www.nationalgeographic.com/history/graphics/explore-camp-century-history-impact","description":"During the Cold War, the U.S. built a nuclear-powered underground military facility under the ice. Archival video shows us how it was pulled off—and why it could never last.","hrefLangs":[{"lcl":"en-us","url":"https://www.nationalgeographic.com/history/graphics/explore-camp-century-history-impact"}],"ogMetadata":{"type":"website","sclDsc":"During the Cold War, the U.S. built a nuclear-powered underground military facility under the ice. Archival video shows us how it was pulled off—and why it could never last.","sclTtl":"Step inside the nuclear-powered city the U.S. hid deep inside a glacier","sclImg":"https://i.natgeofe.com/n/6c8d85f5-e4f8-443d-a83c-20ab8c99f70e/campcenturyinteractivethumnail.png?w=1200","sclImgHgt":634.1818181818182,"sclImgWdth":1200,"sctn":{},"twtHndl":"@NatGeo","twttrCrd":"summary_large_image"},"title":"Explore Camp Century, an abandoned Cold War military base in Greenland","section":"history","subSection":"","section3":"","section4":"","pageName":"natgeo:history:interactive","id":"drn:src:natgeo:unison::prod:8bf1e052-4251-4e2e-bb02-e256692841a0"},"content":{"footer":{"frms":[{"id":"natgeo-marketing-inline-email-footer-frame1","placement":"footer","chldOptns":{"bannerPlacement":"footer"}},{"placement":"footer","logoObj":{"key":"logoObj","alt":"National Geographic Logo - Home","href":"https://www.nationalgeographic.com/","title":null,"logo":{"image":{"crps":[{"nm":"raw","aspRto":3.4364261168384878,"url":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}],"rt":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png","src":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}},"mobileLogo":{"image":{"crps":[{"nm":"raw","aspRto":3.4364261168384878,"url":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}],"rt":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png","src":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}}},"id":"natgeo-footer","cmsType":"FooterFrame","mods":[{"mnu":[{"title":"Legal","links":[{"url":"https://disneytermsofuse.com/english/","isExternal":null,"title":"Terms of Use"},{"url":"https://privacy.thewaltdisneycompany.com/en/current-privacy-policy/","isExternal":null,"title":"Privacy Policy"},{"url":"https://privacy.thewaltdisneycompany.com/en/current-privacy-policy/your-us-state-privacy-rights/","isExternal":null,"title":"Your US State Privacy Rights"},{"url":"https://disneyprivacycenter.com/kids-privacy-policy/english/","isExternal":null,"title":"Children's Online Privacy Policy"},{"url":"http://preferences-mgr.trustarc.com/?pid=disney01&aid=natgeo01&type=natgeo","isExternal":null,"title":"Interest-Based Ads"},{"url":"http://www.nielsen.com/digitalprivacy","isExternal":null,"title":"About Nielsen Measurement"},{"url":"https://privacy.thewaltdisneycompany.com/en/dnssmpi/","isExternal":null,"title":"Do Not Sell or Share My Personal Information","style":"ot-sdk-show-settings"}]},{"title":"Our Sites","links":[{"url":"https://www.nationalgeographic.com/","isExternal":null,"title":"Nat Geo Home"},{"url":"https://www.nationalgeographic.com/events/","isExternal":null,"title":"Attend a Live Event"},{"url":"https://www.nationalgeographic.com/expeditions/?cmpid=int_org=ngp::int_mc=website::int_src=ngp::int_cmp=exp_hp::int_add=ngpexp201904-book-footer","isExternal":null,"title":"Book a Trip"},{"url":"https://www.natgeomaps.com","isExternal":null,"title":"Buy Maps"},{"url":"https://kids.nationalgeographic.com","isExternal":null,"title":"Inspire Your Kids"},{"url":"https://www.shopdisney.com/franchises/national-geographic/","isExternal":null,"title":"Shop Nat Geo"},{"url":"https://www.nationalgeographic.org/tickets/events/","isExternal":null,"title":"Visit the D.C. Museum"},{"url":"https://www.nationalgeographic.com/tv/","isExternal":null,"title":"Watch TV"},{"url":"/impact","isExternal":null,"title":"Learn About Our Impact"},{"url":"https://www.nationalgeographic.org/give/","isExternal":null,"title":"Support Our Mission"},{"url":"https://www.nationalgeographic.com/pages/article/masthead","isExternal":null,"title":"Masthead"},{"url":"https://nationalgeographicpartners.com/press/","isExternal":null,"title":"Press Room"},{"url":"https://www.disneyadsales.com/our-brands/national-geographic/","isExternal":null,"title":"Advertise With Us"}]},{"title":"Join Us","links":[{"url":"https://www.nationalgeographic.com/subscribe","isExternal":false,"title":"Subscribe"},{"url":"https://help.nationalgeographic.com/","isExternal":false,"title":"Customer Service"},{"url":"/renew","isExternal":false,"title":"Renew Subscription"},{"url":"https://ngmservice.com","isExternal":false,"title":"Manage Your Subscription"},{"url":"https://www.nationalgeographic.com/pages/topic/careers","isExternal":false,"title":"Work at Nat Geo"},{"url":"/newsletters/signup?gblftr","isExternal":true,"title":"Sign Up for Our Newsletters","target":"_blank"},{"url":"https://give.nationalgeographic.org/page/53299/donate/1?user_id=wb8em7wclp2gec8f8rj9f6lp88q9dftd","isExternal":true,"title":"Contribute to Protect the Planet","target":"_blank"}]}]},{"edtnSltr":{"rgns":[{"title":"Europe","countries":[{"title":"Bulgaria","flag":{"icon":"flag__bulgaria","alt":"bu"},"links":[{"url":"https://www.natgeotv.com/bg","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://www.nationalgeographic.bg/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Croatia","flag":{"icon":"flag__croatia","alt":"cr"},"links":[{"url":"https://www.natgeotv.com/hr","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"CzechRepublic","flag":{"icon":"flag__czech-republic","alt":"cz"},"links":[{"url":"https://www.natgeotv.com/cz","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://www.national-geographic.cz","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Denmark","flag":{"icon":"flag__denmark","alt":"de"},"links":[{"url":"https://www.natgeotv.com/dk","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Estonia","flag":{"icon":"flag__estonia","alt":"es"},"links":[{"url":"http://www.nationalgeographic.ee","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Finland","flag":{"icon":"flag__finland","alt":"fi"},"links":[{"url":"https://www.natgeotv.com/fi","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"France","flag":{"icon":"flag__france","alt":"fr"},"links":"https://www.nationalgeographic.fr"},{"title":"Georgia","flag":{"icon":"flag__georgia","alt":"ge"},"links":[{"url":"http://www.nationalgeographic.ge","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Germany","flag":{"icon":"flag__germany","alt":"ge"},"links":"https://www.nationalgeographic.de"},{"title":"Greece","flag":{"icon":"flag__greece","alt":"gr"},"links":[{"url":"https://www.natgeotv.com/gr","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Hungary","flag":{"icon":"flag__hungary","alt":"hu"},"links":[{"url":"https://www.natgeotv.com/hu","isExternal":false,"title":"Channel","target":"_self"},{"url":"http://www.ng.hu","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Israel","flag":{"icon":"flag__israel","alt":"is"},"links":[{"url":"https://www.natgeotv.com/il","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://nationalgeographic.co.il/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Italy","flag":{"icon":"flag__italy","alt":"it"},"links":[{"url":"https://www.nationalgeographic.it/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Kazakhstan","flag":{"icon":"flag__kazakhstan","alt":"ka"},"links":[{"url":"https://www.nationalgeographic.kz","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Lithuania","flag":{"icon":"flag__lithuania","alt":"li"},"links":[{"url":"https://www.nationalgeographic.lt","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Netherlands","flag":{"icon":"flag__netherlands","alt":"ne"},"links":[{"url":"https://www.nationalgeographic.nl/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Norway","flag":{"icon":"flag__norway","alt":"no"},"links":[{"url":"https://www.natgeotv.com/no","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Poland","flag":{"icon":"flag__poland","alt":"po"},"links":[{"url":"https://www.natgeotv.com/pl","isExternal":false,"title":"Channel","target":"_self"},{"url":"http://www.national-geographic.pl","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Portugal","flag":{"icon":"flag__portugal","alt":"po"},"links":[{"url":"https://www.natgeotv.com/pt","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://www.nationalgeographic.pt/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Romania","flag":{"icon":"flag__romania","alt":"ro"},"links":[{"url":"https://www.natgeotv.com/ro","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Russia","flag":{"icon":"flag__russia","alt":"ru"},"links":[{"url":"https://www.natgeotv.com/ru","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Serbia","flag":{"icon":"flag__serbia","alt":"se"},"links":[{"url":"https://www.natgeotv.com/rs","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Slovenia","flag":{"icon":"flag__slovenia","alt":"sl"},"links":[{"url":"https://www.natgeotv.com/si","isExternal":false,"title":"Channel","target":"_self"},{"url":"http://www.nationalgeographic.si/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Spain","flag":{"icon":"flag__spain","alt":"sp"},"links":[{"url":"https://www.nationalgeographic.es/","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://www.nationalgeographic.com.es/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Sweden","flag":{"icon":"flag__sweden","alt":"sw"},"links":[{"url":"https://www.natgeotv.com/se","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Turkey","flag":{"icon":"flag__turkey","alt":"tu"},"links":[{"url":"https://www.natgeotv.com/tr","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"UnitedKingdom","flag":{"icon":"flag__united-kingdom","alt":"uk"},"links":[{"url":"https://www.natgeotv.com/uk","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://www.nationalgeographic.com/","isExternal":false,"title":"Magazine","target":"_self"}]}]},{"title":"The Americas","countries":[{"title":"Brazil","flag":{"icon":"flag__brazil","alt":"br"},"links":[{"url":"https://www.nationalgeographicbrasil.com/","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Canada","flag":{"icon":"flag__canada","alt":"ca"},"links":[{"url":"https://www.natgeotv.com/ca","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Mexico","flag":{"icon":null,"alt":"mx"},"links":[{"url":"https://www.ngenespanol.com/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Pan-Regional Latin America (Spanish)","flag":{"icon":null,"alt":"pa"},"links":"https://www.nationalgeographicla.com/"},{"title":"United States","flag":{"icon":"flag__united-states","alt":"us"},"links":"https://www.nationalgeographic.com/"}]},{"title":"Asia, Australia & Oceania","countries":[{"title":"Australia","flag":{"icon":"flag__australia","alt":"au"},"links":[{"url":"https://www.nationalgeographic.com.au","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"MainlandChina","flag":{"icon":null,"alt":"ch"},"links":[{"url":"https://www.natgeo.com.cn/","isExternal":false,"title":"Channel","target":"_self"},{"url":"http://www.ngchina.com.cn/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"HongKong","flag":{"icon":null,"alt":"ho"},"links":[{"url":"https://www.natgeotv.com/hk","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"India","flag":{"icon":"flag__india","alt":"in"},"links":[{"url":"https://www.natgeotv.com/in","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Indonesia","flag":{"icon":"flag__indonesia","alt":"in"},"links":[{"url":"https://nationalgeographic.grid.id/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Japan","flag":{"icon":"flag__japan","alt":"ja"},"links":[{"url":"http://www.ngcjapan.com/tv/","isExternal":false,"title":"Channel","target":"_self"},{"url":"http://www.nationalgeographic.jp","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Korea","flag":{"icon":"flag__south-korea","alt":"ko"},"links":[{"url":"https://natgeokorea.com","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://www.nationalgeographic.co.kr/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Pan-RegionalAsia(English)","flag":{"icon":null,"alt":"pa"},"links":[{"url":"https://www.natgeotv.com/asia","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Taiwan","flag":{"icon":null,"alt":"ta"},"links":[{"url":"https://www.fng.tw/ngc/","isExternal":false,"title":"Channel","target":"_self"},{"url":"https://www.natgeomedia.com/","isExternal":false,"title":"Magazine","target":"_self"}]},{"title":"Thailand","flag":{"icon":"flag__thailand","alt":"th"},"links":[{"url":"http://www.ngthai.com","isExternal":false,"title":"Magazine","target":"_self"}]}]},{"title":"Middle East & Africa","countries":[{"title":"Farsi","flag":{"icon":null,"alt":"fa"},"links":[{"url":"https://www.natgeotv.com/farsi","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Persian","flag":{"icon":null,"alt":"pe"},"links":[{"url":"https://www.natgeotv.com/persian","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"South Africa","flag":{"icon":"flag__south-africa","alt":"so"},"links":[{"url":"https://www.natgeotv.com/za","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Middle East (English)","flag":{"icon":null,"alt":"mi"},"links":[{"url":"https://www.natgeotv.com/ae","isExternal":false,"title":"Channel","target":"_self"}]},{"title":"Middle East (Arabic)","flag":{"icon":null,"alt":"mi"},"links":[{"url":"https://www.natgeotv.com/me","isExternal":false,"title":"Channel","target":"_self"},{"url":"http://www.ngalarabiya.com","isExternal":false,"title":"Magazine","target":"_self"}]}]}],"crnt":{"title":"United States","flag":{"icon":"flag__united-states","alt":"us"},"links":"https://www.nationalgeographic.com/"},"key":"edtnSltr"},"shrURLs":{"key":"shrURLs","fb":"https://www.facebook.com/natgeo","fbLabel":"natgeo.facebookShare.ariaLabel","fbIcon":"facebook__v2","fbButtonTracking":{"event_name":"share","share_method":"facebook","content_title":""},"twitter":"https://twitter.com/natgeo/","twitterLabel":"natgeo.twitterShare.ariaLabel","twitterIcon":"x__v2","twitterButtonTracking":{"event_name":"share","share_method":"twitter","content_title":""},"instagram":"https://www.instagram.com/natgeo/","instagramLabel":"natgeo.instagramShare.ariaLabel","instagramIcon":"instagram__v2","instagramButtonTracking":{"event_name":"share","share_method":"instagram","content_title":""},"tiktok":"https://www.tiktok.com/@natgeo?lang=en","tiktokLabel":"natgeo.tiktokShare.ariaLabel","tiktokButtonTracking":{"event_name":"share","share_method":"tiktok"},"youtube":"https://www.youtube.com/@NatGeo","youtubeLabel":"natgeo.youtubeShare.ariaLabel","youtubeButtonTracking":{"event_name":"share","share_method":"youtube"},"linkedin":"https://www.linkedin.com/company/national-geographic","linkedinLabel":"natgeo.linkedinShare.ariaLabel","linkedinIcon":"linkedin__v2","linkedinButtonTracking":{"event_name":"share","share_method":"linkedin"},"reddit":"https://www.reddit.com/r/nationalgeographic/s/7yv1etDW6q","redditLabel":"natgeo.redditShare.ariaLabel","redditButtonTracking":{"event_name":"share","share_method":"reddit"}}}]},{"placement":"footer","id":"frame10","mods":[{"logoObj":{"key":"logoObj","alt":"National Geographic Logo - Home","href":"https://www.nationalgeographic.com/","title":null,"logo":{"image":{"crps":[{"nm":"raw","aspRto":3.4364261168384878,"url":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}],"rt":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png","src":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}},"mobileLogo":{"image":{"crps":[{"nm":"raw","aspRto":3.4364261168384878,"url":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}],"rt":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png","src":"https://i.natgeofe.com/n/4da26b5c-18ee-413f-96dd-4cf3fb4a68a0/2fl-white.png"}}},"cprt":{"key":"cprt","txt":["Copyright © 1996-2015 National Geographic Society","Copyright © 2015-2025 National Geographic Partners, LLC. All rights reserved"]}}],"cmsType":"CopyrightFrame"}]},"header":{"frms":[{"id":"natgeo-global-header-frame1","placement":"header","chldOptns":{"bannerPlacement":"header"}},{"placement":"header","id":"natgeo-nav","mods":[{"logoObj":{"key":"logoObj","alt":"National Geographic Logo - Home","href":"https://www.nationalgeographic.com/","title":"National Geographic","logo":{"image":{"crps":[{"nm":"raw","aspRto":3.404255319148936,"url":"https://i.natgeofe.com/n/e76f5368-6797-4794-b7f6-8d757c79ea5c/ng-logo-2fl.png"}],"rt":"https://i.natgeofe.com/n/e76f5368-6797-4794-b7f6-8d757c79ea5c/ng-logo-2fl.png","src":"https://i.natgeofe.com/n/e76f5368-6797-4794-b7f6-8d757c79ea5c/ng-logo-2fl.png"}},"mobileLogo":{"image":{"crps":[{"nm":"raw","aspRto":0.7,"url":"https://i.natgeofe.com/n/1852daf6-1c8d-4428-8ee2-d9a82bd0401c/ng-border.png"}],"rt":"https://i.natgeofe.com/n/1852daf6-1c8d-4428-8ee2-d9a82bd0401c/ng-border.png","src":"https://i.natgeofe.com/n/1852daf6-1c8d-4428-8ee2-d9a82bd0401c/ng-border.png"}}},"usr":{"key":"usr","links":[{"url":"#oneid-profile","title":"Account Settings"},{"url":"https://w1.buysub.com/servlet/ECareGateway?cds_mag_code=NGM&cds_page_id=226717&cds_misc_1=NGM","title":"Manage Your Subscription"},{"url":"/subscribe/link-subscription","title":"Link Your Subscription"},{"url":"https://help.nationalgeographic.com/s/","title":"Help","target":"_blank"},{"url":"#oneid-logout","title":"Log Out"}],"lnk":{"url":"#oneid-login"}},"srch":{"title":null,"icon":null,"href":"https://www.nationalgeographic.com/search","key":"srch","shw":true},"rnw":{"key":"rnw","shw":true,"title":"Newsletters","url":"https://www.nationalgeographic.com/newsletters/signup"},"sbcrb":{"key":"sbcrb","shw":true,"title":"Subscribe","url":"https://www.nationalgeographic.com/subscribe"},"mnu":{"undefined":{"title":"","links":[{"url":"https://www.nationalgeographic.com/subscribe","title":"Subscribe"},{"url":"/renew","title":"Renew"}]},"prmMnu":{"key":"prmMnu","title":"Topics","links":[{"url":"/animals","title":"Animals"},{"url":"/environment","title":"Environment"},{"url":"/history","title":"History & Culture"},{"url":"/science","title":"Science"},{"url":"/travel","title":"Travel"}]},"secMnu":{"key":"secMnu","title":"Sites","links":[{"url":"https://www.nationalgeographic.com/tv/","title":"Watch TV!"},{"url":"/magazine","title":"Read The Magazine"},{"url":"/family","title":"Visit Nat Geo Family"},{"url":"https://www.nationalgeographic.com/expeditions/","title":"Book A Trip"},{"url":"https://kids.nationalgeographic.com","title":"Inspire your Kids"},{"url":"/podcasts/overheard","title":"Listen to Podcasts"},{"url":"https://www.shopdisney.com/franchises/national-geographic/","title":"Shop Nat Geo"},{"url":"https://www.nationalgeographic.com/events/","title":"Attend a Live Event"},{"url":"/impact/","title":"Learn About Our Impact"},{"url":"https://www.nationalgeographic.org/give/","title":"Support Our Mission"}]},"key":"mnu"},"cmsType":"NavModule"}],"cmsType":"NavFrame"},{"id":"e17aa8d2-d11b-4156-88f1-93b2a532cac9","className":"stickyFrame stickyFrame--bottom","placement":"header","chldOptns":{"bannerPlacement":"footer"}}]},"interactive":{"frms":[{"id":"natgeo-web-template-interactive-frame","mods":[{"id":"natgeo-web-template-interactive-module-ad","cmsType":"StackModule","align":"left","edgs":[{"id":"natgeo-web-template-interactive-tile-ad","cmsType":"AdTile","pos":"headerLimited"}]},{"id":"natgeo-web-template-interactive-module","cmsType":"StackModule","align":"left","edgs":[{"id":"natgeo-web-template-interactive-tile","src":"https://interactives.natgeofe.com/high-touch/ngm-2501-camp-century/builds/main/html/_graphic.html","cmsType":"InteractiveTile","contentId":"drn:src:natgeo:unison::prod:8bf1e052-4251-4e2e-bb02-e256692841a0","date":null,"issued":"2025-01-28T18:42:37.079Z","envNme":"prod","flags":{"freemiumContentGatingEnabled":true,"showNav":true},"qryStr":"userab=ng_pw_copy-287*variant_a-1126&forceMode=fitt","slctr":"div:not(#natgeo)","isMetered":false,"isUserAuthed":false,"isEntitled":false,"isTruncated":false}]}]},{"id":"paywall-frame1"},{"id":"paywall-meter-frame1"},{"id":"email-sticky-footer-frame1"},{"id":"premium-frame"},{"id":"freemium-frame"}],"meta":{"cnnicl":"https://www.nationalgeographic.com/history/graphics/explore-camp-century-history-impact","dsc":"During the Cold War, the U.S. built a nuclear-powered underground military facility under the ice. Archival video shows us how it was pulled off—and why it could never last.","id":"drn:src:natgeo:unison::prod:8bf1e052-4251-4e2e-bb02-e256692841a0","ttl":"Explore Camp Century, an abandoned Cold War military base in Greenland","sclDsc":"During the Cold War, the U.S. built a nuclear-powered underground military facility under the ice. Archival video shows us how it was pulled off—and why it could never last.","sclImg":"https://i.natgeofe.com/n/6c8d85f5-e4f8-443d-a83c-20ab8c99f70e/campcenturyinteractivethumnail.png?w=1200","sclImgHgt":634.1818181818182,"sclImgWdth":1200,"sclTtl":"Step inside the nuclear-powered city the U.S. hid deep inside a glacier","adKvps":{"objid":"drn:src:natgeo:unison::prod:8bf1e052-4251-4e2e-bb02-e256692841a0"},"pgTxnmy":{"sources":["History & Culture","Magazine"],"genres":["Interactive Graphic","Interactive Map"],"subjects":["Military","Nuclear Weapons","Glaciers","Ice","Maps","War"]},"hreflngs":[{"lcl":"en-us","url":"https://www.nationalgeographic.com/history/graphics/explore-camp-century-history-impact"}]},"flags":{"freemiumContentGatingEnabled":true,"showNav":true},"prtfloFlgs":{"freemiumContentGatingEnabled":true,"premiumContentGatingEnabled":false},"preloadCSS":":root {\n --c-bg: #1e262a;\n}\nhtml,\nbody {\n background-color: var(--c-bg);\n}\n\n#natgeo-web-template-interactive-module {\n min-height: 100vh;\n}","config":{"logoIcon":"ng-border","numLines":3,"type":"default"}}},"transition":{"hide":{"default":true,"rules":[{"priority":4,"retValue":false,"conditions":[{"type":"change","path":"pageType","val":false},{"type":"change","path":"section","val":false},{"type":"change","path":"subsection","val":false},{"type":"change","path":"subPageType","val":false},{"type":"change","path":"slug","val":false},{"type":"change","path":"taxonomy","val":false}]}]},"reload":{"default":true,"rules":[{"priority":4,"retValue":false,"conditions":[{"type":"change","path":"pageType","val":false},{"type":"change","path":"section","val":false},{"type":"change","path":"subsection","val":false},{"type":"change","path":"subPageType","val":false},{"type":"change","path":"slug","val":false},{"type":"change","path":"taxonomy","val":false}]}]}},"ads":{"kvps":[{"name":"pgtyp","value":"interactive"},{"name":"ed","value":"us"},{"name":"lang","value":"en"},{"name":"objid","value":"drn:src:natgeo:unison::prod:8bf1e052-4251-4e2e-bb02-e256692841a0"}]},"analytics":{"page_type":"interactive","page_url":"www.nationalgeographic.com/history/graphics/explore-camp-century-history-impact?userab=ng_pw_copy-287%2Avariant_a-1126","userab_cookie":"ng_pw_copy-287*variant_a-1126","page_taxonomy":{"srcs":"History & Culture, Magazine","frstSbj":"Military","othrSbjs":"Nuclear Weapons, Glaciers, Ice, Maps, War","gnres":"Interactive Graphic, Interactive Map"}}},"request":{"headers":{},"httpVersion":"1.1","method":"GET","url":"/history/graphics/explore-camp-century-history-impact?userab=ng_pw_copy-287%2Avariant_a-1126","vary":{"cached":true,"device":"pc","host":"www.nationalgeographic.com","path":"/history/graphics/explore-camp-century-history-impact","forwarded-proto":"https","country":"id","edition":"natgeo-en-us","edition-view":"natgeo-en-us","loggedin":"false","userab":"ng_pw_copy-287*variant_a-1126"}},"viewport":{"width":1260,"height":0},"user":{}};