Top 10 UFO MYSTERIES Mankind Can't Solve

We have ranked the top 10 UFO mysteries mankind can't solve. Mysteries around UFO sightings have gripped the world and go back in history for decades. The prospect of seeing a UFO or thinking of the first time humans make first contact with alien life, is very exciting to say the least. This documentary takes you back in time and we rate history's most mysterious UFO sightings that mankind can't solve. Some of these sightings will be familiar, others, will be surprising a NEW.

Enjoy this Mysterious UFO mini documentary from RAD History!