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 ...

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 ...

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 ...

Light smoke might be visible Friday morning as the Cheyenne Mountain Space Force Station fire department performs controlled live fire training exercises starting at 9 a.m. These exercises will take ...