Ancient Aliens S20E6 · The Top Ten Alien Disasters

Ancient Aliens

Season 20 · Episode 6 · The Top Ten Alien Disasters · 42 min

Ancient Aliens is counting down the top ten most devastating disasters ever documented that might have an otherworldly connection, from a flying monster at a nuclear incident, a meteor that wiped out the dinosaurs, and a deadly virus that might be from another world. Could these disasters be proof of extraterrestrial contact?