You need to be logged in to mark episodes as watched. Log in or sign up.
Season 1
If ancient aliens visited Earth, what was their legacy, and did they leave behind clues that exist in plain sight such as sophisticated
If ancient aliens visited Earth, what was their legacy, and did they leave behind clues that exist in plain sight such as sophisticated
If there are missing episodes or banners (and they exist on TheTVDB) you can request an automatic full show update:
Request show update
Update requested
