The US Abandons Its Secret Ice City, Camp Century
確定確度 82%Happened as dated, per taskandpurpose.com[3]: "Camp Century continued to operate as perhaps the Army's most remote outpost until 1966 when it was closed down."
The US Army shut down Camp Century, its secret nuclear-powered base carved into the Greenland ice sheet to conceal a mobile missile network under Project Iceworm, after the tunnels it depended on began collapsing.
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