What on Earth?
Season 4, Episode 20: Mayan Armageddon: The New Evidence
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New evidence might reveal how the Mayans vanished; when scientists investigate an abandoned settlement, they discover traces of ritualistic drug binges from the ancient world; a mysterious symbol in the desert points to a sex cult of millionaires.
All Episodes - Season 4
Episode 1
Dracula's Tomb
Episode 2
Fountain of Youth Found?
Episode 3
Mafia Ghost Ship
Episode 4
Beasts of the Lost Jungle
Episode 5
Mystery of Fang Forest
Episode 6
Village of the Damned
Episode 7
The Minotaur's Lair
Episode 8
Lost City Of Goliath
Episode 9
Finding King Arthur
Episode 10
Treasures Of Valhalla
Episode 11
Hitler's Lost Gold
Episode 12
Temple of Blood
Episode 13
North Korea's Forbidden Islands
Episode 14
Cannibals in the Ghost City
Episode 15
Curse of Medusa
Episode 16
Nazi Stonehenge
Episode 17
Hunting the Ark of the Covenant
Episode 18
Forbidden City of Inca Gold
Episode 19
Ghost Ship of Hell Island
Episode 20
Mayan Armageddon: The New Evidence