Amazing Underground Cities

Saturday, Jul 9, 2022, 9:29 am
By:Tony Williams


#11 Cheyenne Mountain



This was the US cold war survival city and all of the important government officials would go here in order to ensure that the country would still be running in the event of a nuclear attack. As you would expect, this is massive as thousands of people would need to live here, so if you plan on trying to visit it, then make sure you have a lot of spare time.


Cheyenne Mountain-Amazing Underground Cities
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