Watch 'What on Earth?' Season 9 Online
Season 9 Episodes
1. Curse of the Amazon Nazis
Experts follow evidence of a Nazi base in the Amazons to a dark discovery.
2. Epstein’s Forbidden Temple
Satellite images capture a mysterious building on Jeffrey Epstein’s island.
3. Aztec Alien Mystery
Images reveal an alien substance in the land of the Aztecs.
4. Gate to the Viking Gods
New evidence reveals a Viking portal to their spiritual realm.
5. America’s Swamp Castle
Images reveal a forgotten war-torn fortress in the swamplands of Louisiana.
6. Lost City of the Vampires
Experts uncover a gravesite with the remains of possible vampire burials.
7. Temple of the Island Eater
A mystery in Hawaii points to human sacrifice and a shape-shifting god.
8. Horror of Dead Man's Island
Satellites lead experts to an island that may be linked to a massacre.
9. Stalin's Secret Atlantis
When experts spot what appears to be an abandoned city in the Caspian Sea, they investigate declassified Cold War evidence to reveal an Atlantis-like city built by the Soviets; what they find exposes its long-lost secrets.
10. America's Secret Apocalypse
Satellites capture evidence of catastrophic and secret military testing.
