World's Greatest Mysteries
Season 3
Ep 12. Planet Mars: Alien Outpost or Hostile Neighbor
- TV-NR
- June 23, 2010
- 25 min
For thousands of years man has asked is Mars inhabited? The canals: Evidence of a past civilization? The 'face' visible on the Cydonia region? Are the pyramid shapes on Mars connected to the Pyramids on Earth? What are the secrets of the Red Planet?