The Cheyenne Mountain Complex dates back to the height of the Cold War and was built to withstand Soviet nuclear attacks.
Deep inside Cheyenne Mountain Complex, the United States built one of the most heavily protected military facilities ever created. Designed to survive nuclear war, the bunker represented the peak of ...
Buried deep in Colorado’s granite, Cheyenne Mountain was built to outlast nuclear war. Sealed by 25-ton blast doors, it hides command centers, power plants, and a city for survival. Navy responds to ...