Deep inside a Colorado mountain lurks a remnant of the Cold War era. Buried 2,000 feet beneath Cheyenne Mountain is a secret military complex, where 15 buildings can seal themselves off from the rest ...
IT'S HISTORY on MSN
Why Cheyenne Mountain is totally forbidden
Carved deep into the granite of Colorado’s Front Range lies one of America’s most secretive Cold War creations: the Cheyenne Mountain Complex. Built to survive nuclear war, this underground fortress ...
Add Yahoo as a preferred source to see more of our stories on Google. Beneath the Rockies lies a Cold War-era fortress, built to survive nuclear war. Brian goes inside the Cheyenne Mountain Complex to ...
President Donald Trump could be forced to flee to one of the government's top secret bases across the United States if a global nuclear war broke out, doomsday plans have revealed. As the war with ...
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