What Was Pilot Thomas Mantell Chasing When His Plane Crashed in 1948?
Balloon, UFO, or something else? Questions remain over one of the most famous--and tragic--UFO incidents of the 1940s
Balloon, UFO, or something else? Questions remain over one of the most famous--and tragic--UFO incidents of the 1940s
Balloon, UFO, or something else? Questions remain over one of the most famous--and tragic--UFO incidents of the 1940s