- Original release
-
Platform release date
- Previous episode S02E07 - Angels and Aliens
- Number S02E08
- Country United States
- Original language English
- Genres Documentary, Fantasy, History, Science-Fiction
-
External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
22 novembre 2025 - 06:13
on 11 databases
Unexplained Structures
If ancient aliens visited Earth, can evidence of their existence be found in the mysterious structures that still stand throughout the world?
Watch
Next episode
S02E09 - Alien Devastations
