field investigation
Discussed across 6 episodes of Ancient Aliens.
Episodes
- S18E11 Ancient Aliens on Location: Incredible Structures 2022-07-08
- S18E12 Ancient Aliens on Location: Extraordinary Encounters 2022-07-15
- S18E13 Ancient Aliens on Location: Decoding the Alien Glyphs 2022-07-22
- S18E14 Ancient Aliens on Location: The UFO Investigations 2022-07-29
- S18E15 Ancient Aliens on Location: Mysterious Artifacts 2022-08-05
- S18E16 Ancient Aliens on Location: Evidence of Alien Life 2022-08-12