Skip To Content

Where To Watch Ancient Aliens Season 20

  1. 1The Top Ten Alien InfluencersJanuary 5, 2024 · 6.4
  2. 2The Top Ten Extraordinary CreaturesJanuary 12, 2024 · 6.7
  3. 3The Top Ten Hidden Alien BasesJanuary 19, 2024 · 5.6
  4. 4The Top Ten Scariest EncountersFebruary 2, 2024 · 6.3
  5. 5The Top Ten Alien CodesFebruary 9, 2024 · 6.8
  6. 6The Top Ten Alien DisastersFebruary 16, 2024 · 6.3
  7. 7Secrets of the SumeriansFebruary 23, 2024 · 7.6
  8. 8The UFO SuperhighwayMarch 1, 2024 · 6.9
  9. 9Mysteries of ScotlandMarch 8, 2024 · 7.1
  10. 10Mystery of the Stone SpheresMarch 15, 2024 · 7.0
  11. 11Mysteries of the MayaJune 28, 2024 · 7.6
  12. 12Unlocking The StargatesJuly 5, 2024 · 7.3
  13. 13The WhistleblowersJuly 12, 2024 · 7.1
  14. 14The Search for Extraterrestrial IntelligenceJuly 19, 2024 · 7.1
  15. 15Jacques Vallée UFO PioneerAugust 9, 2024 · 8.0
  16. 16The TeachersAugust 16, 2024 · 7.1
  17. 17Egypt's Giant TombsAugust 23, 2024 · 7.1
  18. 18The Linda Moulton Howe FilesAugust 30, 2024 · 6.7
  19. 19The ChosenSeptember 6, 2024 · 6.4
  20. 20Resurrecting Puma PunkuSeptember 13, 2024 · 7.4