Season 4

15 Episodes

Season 4

Episodes

All »
  • 15 episodes
    15 episodes
    • s4e15The Einstein Factor
      January 18, 2013
    • s4e14Destination Orion
      January 11, 2013
    • s4e13Alien Power Plants
      January 4, 2013
    • s4e12Aliens and Cover-Ups
      December 28, 2012
    • s4e11Secrets of the Pyramids
      May 18, 2012
    • s4e10Aliens and Dinosaurs
      May 4, 2012
    • s4e9The Time Travelers
      April 28, 2012
    • s4e8The Da Vinci Conspiracy
      April 7, 2012
    • s4e7Aliens and Bigfoot
      March 23, 2012
    • s4e6The Mystery of Puma Punku
      March 16, 2012
    • s4e5The NASA Connection
      March 9, 2012
    • s4e4Aliens and Mega-Disasters
      March 2, 2012
    • s4e3The Greys
      February 24, 2012
    • s4e2The Doomsday Prophecies
      February 17, 2012
    • s4e1The Mayan Conspiracy
      February 17, 2012