Cheyenne Mountain Complex Door
A very thick door. According to legend colorados cheyenne mountain is a sleeping dragon that many years ago saved the ute mountain ute tribe. https://live.staticflickr.com/1476/24955277466_a3ca049eda_b.jpg 160107 F Nl936 793 The Cheyenne Mountain Complex Houses Mo Flickr Throughout the cheyenne mountain complex the buildings inside are perched on top of more than 1000 of these giant springs which are designed to allow the buildings to shift up to an inch in any.