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What on Earth?
Season 3 · Episode 16
Siberian Hell Pit
0.044mMarch 7, 2017
A massive chasm in a Siberian forest may be a gate to the underworld.
Episodes
- Episode 1Grand Canyon Treasure
- Episode 2Mystery in the Outback
- Episode 3Riddle in the Ruins
- Episode 4Stonehenge of the Holy Land
- Episode 5Did We Find Flight 370?
- Episode 6Gateway to Eden
- Episode 7Dagger of Tutankhamun
- Episode 8Raiders of the Holy Lance
- Episode 9The Swastika Conspiracy
- Episode 10Inside El Chapo's Escape
- Episode 11Ghost of Zorro
- Episode 12Curse of the Sea Monster
- Episode 13Strange Symbols in the Desert
- Episode 14Bloody Secret Of The Lost City
- Episode 15Lost Empire Of The Amazon
- Episode 16Siberian Hell Pit
- Episode 17Hunt for El Dorado
- Episode 18Mystery of the Mummy Desert
- Episode 19Forbidden Cities of the Maya
- Episode 20The Curse of Merlin