Manage updates with the Download AppLeaving Cheyenne Mountain complex
23 of 23 from Photos: Inside Cheyenne Mountain, America's Fortress
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A view out, and toward the light, of the main tunnel that heads into Cheyenne Mountain.
Click here for the entire Road Trip 2009 package.
June 27, 2009 6:00 AM PDT
Photo by: Daniel Terdiman/CNET
