Ancient Aliens S18E11 · Ancient Aliens On Location: Incredible Structures

Ancient Aliens

Season 18 · Episode 11 · Ancient Aliens On Location: Incredible Structures · 42 min

Ancient Aliens has traveled to many mysterious sites that seem to defy explanation. Now, Giorgio Tsoukalos takes a look back at some of the most incredible structures we’ve visited all over the world. Structures that, as far as Giorgio is concerned, provide undeniable evidence of extraterrestrial contact.