The Ark
Episode: 1x01 | Airdate: Sep 11, 2009
Season 1
The Bermuda Triangle
Episode: 1x02 | Airdate: Sep 11, 2009
Season 2
Crop Circles
Episode: 2x01 | Airdate: Feb 23, 2010
The Dead Sea Scrolls
Episode: 2x02 | Airdate: Jul 16, 2010
The Nasca Lines
Episode: 2x03 | Airdate: Jul 23, 2010
The Devil's Bible
Episode: 2x04 | Airdate: Jul 30, 2010
UFOs Over Phoenix
Episode: 2x05 | Airdate: Aug 6, 2010
The Druids
Episode: 2x06 | Airdate: Aug 27, 2010
Bigfoot
Episode: 2x07 | Airdate: Oct 30, 2010
Zombies
Episode: 2x08 | Airdate: Oct 30, 2010
Season 3
Loch Ness Monster
Episode: 3x01 | Airdate: Nov 3, 2011
The Legend of King Arthur
Episode: 3x02 | Airdate: Nov 17, 2011
UFOs
Episode: 3x03 | Airdate: Dec 1, 2011
The Crystal Skulls
Episode: 3x04 | Airdate: Dec 8, 2011
Atlantis
Episode: 3x05 | Airdate: Dec 22, 2011
Season 4
Crystal Skulls & Crop Circles
Episode: 4x01 | Airdate: Oct 4, 2015
Zombies & Monsters
Episode: 4x02 | Airdate: Oct 5, 2015