Ancient Aliens Season 20 Episode Scripts
Season 20
1. The Top Ten Alien Influencers2. The Top Ten Extraordinary Creatures
3. The Top Ten Hidden Alien Bases
4. The Top Ten Scariest Encounters
5. The Top Ten Alien Codes
6. The Top Ten Alien Disasters
7. Secrets of the Sumerians
8. The UFO Superhighway
9. Mysteries of Scotland
10. Mystery of the Stone Spheres