Ancient Aliens: Season 18, Episode 12 - ProjectFreeTV

18 - 12: Ancient Aliens On Location: Extraordinary Encounters

Ancient Aliens has followed investigators across the globe as they've gone directly to the sites where unexplained incidents have been reported. Now, Giorgio Tsoukalos takes a look back at the most extraordinary encounters that, as far as he's concerned, provide evidence of an extraterrestrial presence on Earth.