Did Aliens Wipe Out the Dinosaurs? (S4, E10) | Ancient Aliens

Angkor Wat, Cambodia, is the world's largest ancient religious temple. Within its megalithic ruins, researches have discovered a depiction of a species of dinosaur--a stegosaurus. In Season 4, Episode 10, "Aliens and Dinosaurs." New Episodes Thursdays at 8/7c Find out more about the show and watch...

44 min - Space & the Universe - HISTORY

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