CHEYENNE MOUNTAIN AIR FORCE STATION, Colo. — The white rowboat bobbing on an underground lake deep inside this hollow mountain isn't the most unique feature of America's most secure intelligence ...

The U.S. military’s mountain bunker along ... One of the reasons Cheyenne Mountain was considered appropriate to mothball was that the accuracy and yield of nuclear weapons was such that the ...

Rachael is a writer and digital content producer at IFLScience with a Zoology degree from the University of Southampton, UK, and a nose for novelty animal stories.

The Cheyenne Mountain Complex ... now under the jurisdiction of the U.S. Space Force. Stock image of a nuclear fallout bunker sign. Stock image of a nuclear fallout bunker sign.

But where are all the nuclear bunkers in the United ... the Mount Weather bunker in Bluemont, Virginia; and the Cheyenne Mountain Complex in El Paso County, Colorado. These facilities could ...