MegaStructures · S02E20
Norad (Spy Fortress)
2005-11-08 · 60 min
Examining construction of North American Aerospace Defense Command (NORAD) in the Colorado mountains. Including the technical challenges it presented.
MegaStructures · S02E20
2005-11-08 · 60 min
Examining construction of North American Aerospace Defense Command (NORAD) in the Colorado mountains. Including the technical challenges it presented.