The NORAD Cheyenne Mountain Complex dates back to the height of the Cold War. Initially meant for defense against long-range Soviet bombers, it now provides backup and training. The self-sufficient ...

Deep beneath the Colorado Rockies lies a top-secret fortress designed to keep America's military and political leaders alive if the unthinkable happens. The Cheyenne Mountain Complex, once the stuff ...

Buried beneath a mountain, the Cheyenne Mountain Complex was once America’s ultimate nuclear fortress. But by the time it was finished, missile technology had already outpaced it. This episode ...

Getting your Trinity Audio player ready... The U.S. military’s mountain bunker along Colorado’s Front Range, built during the Cold War to survive a Soviet nuclear attack, now must withstand scrutiny ...