In the highly unlikely case of a complete emergency in which none of the other exits are available, those inside the Cheyenne Mountain complex can leave via this tiny trap door, which offers a crawlspace out of the facility.Click here for the entire Road Trip 2009 package.
June 27, 2009 6:00 AM PDT
Photo by: Daniel Terdiman/CNET
| Caption by: Daniel Terdiman
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