Ancient Aliens

Season 20 Episode 10: Mystery of the Stone Spheres

Throughout the world there are mysterious ancient stones shaped into perfect spheres; many of them show clear evidence of being manmade and some completely defy explanation; the mystery of the stone spheres could provide clues about humankind's past.

Genre:

Documentary , Mystery , Sci-Fi & Fantasy

Seasons:

22

Episodes:

290

Actor:

Robert Clotworthy , Giorgio A. Tsoukalos , Ariel Bar Tzadok

Quality:

HD

Status:

Returning Series

First Air:

2010

IMDb:

7.1