Ancient Aliens: Season 20
This season started on Jan 5, 2024. The table lists episodes with recorded air dates up to Sep 27, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | The Top Ten Alien Influencers · 42 min | |
| 2 | The Top Ten Extraordinary Creatures · 42 min | |
| 3 | The Top Ten Hidden Alien Bases · 42 min | |
| 4 | The Top Ten Scariest Encounters · 42 min | |
| 5 | The Top Ten Alien Codes · 42 min | |
| 6 | The Top Ten Alien Disasters · 42 min | |
| 7 | Secrets of the Sumerians · 42 min | |
| 8 | The UFO Superhighway · 60 min | |
| 9 | Mysteries of Scotland · 60 min | |
| 10 | Mystery of the Stone Spheres · 60 min | |
| 11 | Mysteries of the Maya · 42 min | |
| 12 | Unlocking the Stargates · 42 min | |
| 13 | The Whistleblowers · 42 min | |
| 14 | The Search for Extraterrestrial Intelligence · 42 min | |
| 15 | Jacques Vallée: UFO Pioneer · 42 min | |
| 16 | The Teachers · 42 min | |
| 17 | Egypt's Giant Tombs · 42 min | |
| 18 | The Linda Moulton Howe Files · 42 min | |
| 19 | The Chosen · 42 min | |
| 20 | Resurrecting Puma Punku · 42 min |
