Ancient Aliens is counting down the world's top ten pyramid sites, from a valley in Peru with over 250 hidden pyramids to an ancient Greek city with mysterious 4800-year-old ruins to Egypt's famous Giza Plateau. Could the extraordinary structures that stand at these sites provide evidence of extraterrestrial visitation?
Stars: Giorgio A. Tsoukalos, Jon C. Lohse, Hugh Newman
Director(s): Jon A. Levy
Writer(s): Kevin Burns, Max Thompson, Katie Raines