Ancient Aliens is counting down the world's top ten mysterious devices, from strange, grooved disks found in a cave in China to an ancient Greek computer to an incredible crystal skull unearthed in Mexico. Might these sensational artifacts provide evidence of extraterrestrial visitation?
Easter Island / Rapa Nui
Chile · Polynesian (Rapa Nui)
Moai statues moved through anti-gravity or levitation technology
Henan Province Cave
China · Chinese
Ancient Aliens claims that grooved disks found in a cave in China represent mysterious ancient devices that may evidence extraterrestrial contact. The show suggests these artifacts could be evidence of alien visitation to ancient China.
Nan Madol
Micronesia · Saudeleur
Venice of the Pacific — built on artificial islands using massive basalt columns