The World's Strangest UFO Stories

The World's Strangest UFO Stories

Did Aliens Build the Pyramids? (1x5)


: 10, 2006

One group of people says that most of the giant monuments were built or designed in the distant past by aliens who visited our planet with their super-advanced technology.

  • : 2006
  • : 9
  • : 3
  • Discovery Science