Ancient Aliens · SEASON 17

Top Ten Alien Cover-Ups

Episode 3 · 2021-08-20

★ 6.0
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Season 17Episode 3★ 6.0/10
  • Documentary
  • Mystery
  • Sci-Fi & Fantasy

Episode overview

Ancient Aliens is counting down the world's top ten alien cover-ups, from the famous Roswell Incident to a secret military base rumored to be housing ET technology to recently released UFO videos captured by cameras on Navy fighter jets. Has there been a massive cover-up regarding the truth about an extraterrestrial presence on Earth?

40 minutes

Season 17 episodes

1. The Lost City of Peru2021-08-06 2. Top Ten Mysterious Sites2021-08-13 3. Top Ten Alien Cover-Ups2021-08-20 4. The Mystery of Mount Shasta2021-09-17 5. The Human Experiment2021-09-24 6. Top Ten Alien Encounters2021-10-01 7. Top Ten Alien Artifacts2021-10-08