Hangar 18: UFO Warehouse: Some experts claim that UFO wreckage is stored in a top-secret facility in Ohio. Former employees spin a tale of alien bodies and flying saucer debris.
The Pacific Bermuda Triangle: To the east of Japan in the Pacific Ocean, an area known as the 'Dragon's Triangle' has reportedly claimed ships and aircraft since the 13th century.
Alien Engineering - Part 2: Laser weapons and tele-transporters would probably all be fitted to an alien spaceship. But what if they could be used by humans too?
Deep Sea UFOs: Unidentified submerged objects have allegedly been sighted since the days of Christopher Columbus. Can scientists uncover evidence of UFOs?
Mexico's Roswell: In 1974, the US government was tracking a UFO when it disappeared over Coyame, Mexico. At the same time, a civilian plane crashed. Why was it all covered up?
China's Roswell: In 1938, hundreds of mysterious stone disks were found in a cave in China. Some believe the stones are proof of contact with an alien race. Fact or fiction?