What On Earth?

Friday, November 22

Nazi Crop Circles

Season 8 • Episode 2

Crop circles spotted on an island might not be from aliens, but from a threat closer to home.

Friday, November 22

Americas' Lost Romans

Season 8 • Episode 5

The remains of an abandoned settlement high in the mountains of Peru could be ancient Roman.

Friday, November 22

Chinese Nuclear Pyramid

Season 8 • Episode 4

Satellite images capture evidence of a mythical lost pyramid in China that's been hidden.

Friday, November 22

The Damned of Devil's Island

Season 8 • Episode 6

Mysterious satellite images lead an archaeologist to investigate a cemetery on Devil's Island.

Friday, November 22

Island of Alien Ooze

Season 8 • Episode 3

Satellite images capture a volcanic island that is home to a primordial slime.

Friday, November 22

Enigmas of Area 51

Season 8 • Episode 8

Saturday, November 23

The Damned of Devil's Island

Season 8 • Episode 6

Mysterious satellite images lead an archaeologist to investigate a cemetery on Devil's Island.

Saturday, November 23

Island of Alien Ooze

Season 8 • Episode 3

Satellite images capture a volcanic island that is home to a primordial slime.

Saturday, November 23

Enigmas of Area 51

Season 8 • Episode 8

Saturday, November 23

Chinese Nuclear Pyramid

Season 8 • Episode 4

Satellite images capture evidence of a mythical lost pyramid in China that's been hidden.

Friday, December 6

Cannibal Death Pit

Season 5 • Episode 10

Circular forest next to a cannibal site; a crater could be evidence of Tesla's doomsday device;.

Friday, December 6

CIA Killer Monks

Season 5 • Episode 1

Strange happenings in the Himalayas could be evidence of a program to turn monks into killer agents.

Friday, December 6

Monsters at Fort Madness

Season 5 • Episode 2

Alien monoliths haunt the coast of England; evidence of a strange creature emerging from the deep.

Friday, December 6

Monsters of Diamond Desert

Season 6 • Episode 2

A strange facility is spotted in Russia; experts investigate if it's hiding evidence of alien life.

Friday, December 6

Curse of Genghis Khan

Season 6 • Episode 7

Experts investigate a strange structure in the Gobi Desert that could reveal lost treasure.

Friday, December 6

Satan in Siberia

Season 5 • Episode 3

Army of the dead in Siberia; stone giant in a remote desert; Russian doomsday device.

Saturday, December 7

Monsters of Diamond Desert

Season 6 • Episode 2

A strange facility is spotted in Russia; experts investigate if it's hiding evidence of alien life.

Saturday, December 7

Curse of Genghis Khan

Season 6 • Episode 7

Experts investigate a strange structure in the Gobi Desert that could reveal lost treasure.

Saturday, December 7

Satan in Siberia

Season 5 • Episode 3

Army of the dead in Siberia; stone giant in a remote desert; Russian doomsday device.

Saturday, December 7

Monsters at Fort Madness

Season 5 • Episode 2

Alien monoliths haunt the coast of England; evidence of a strange creature emerging from the deep.