00:40 — The all-new season of Ancient Aliens premieres Friday, April 28 at 9/8c. Watch a preview now.
Giorgio meets with an ex-cop who investigates people who have been abducted by aliens in this collection of scenes from "The Returned."
Experts discuss the creation of a new element and what it means in regards to aliens in this collection of scenes from "Beyond Rosewell."
Russian astronauts encounter strange beings up in space in this collection of scenes from "Russia's Secret Files."
A secret chamber has been discovered at Macchu Picchu. What could be inside? Learn more in this collection of scenes from "The New Evidence."
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- Premiered: March 8, 2009
- Rating: TV-14
- Premise: A series exploring theories regarding supposed alien visitations involving ancient civilizations. (more)