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- wSerie
- TV Shows
- What on Earth?
- Season 9
- Episode 5
America’s Swamp Castle
What on Earth? - S9 - E5
Images reveal a forgotten war-torn fortress in the swamplands of Louisiana.
What on Earth?: Season 9 - 10 Episode s
9x1 - Curse of the Amazon Nazis
March 11, 2021
Experts follow evidence of a Nazi base in the Amazons to a dark discovery.
9x2 - Epstein’s Forbidden Temple
March 18, 2021
Satellite images capture a mysterious building on Jeffrey Epstein’s island.
9x3 - Aztec Alien Mystery
March 25, 2021
Images reveal an alien substance in the land of the Aztecs.
9x4 - Gate to the Viking Gods
April 1, 2021
New evidence reveals a Viking portal to their spiritual realm.
9x5 - America’s Swamp Castle
April 8, 2021
Images reveal a forgotten war-torn fortress in the swamplands of Louisiana.
9x6 - Lost City of the Vampires
April 15, 2021
Experts uncover a gravesite with the remains of possible vampire burials.
9x7 - Temple of the Island Eater
April 22, 2021
A mystery in Hawaii points to human sacrifice and a shape-shifting god.
9x8 - Horror of Dead Man's Island
April 29, 2021
Satellites lead experts to an island that may be linked to a massacre.
9x9 - Stalin's Secret Atlantis
May 6, 2021
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.
9x10 - America's Secret Apocalypse
May 13, 2021
Satellites capture evidence of catastrophic and secret military testing.
What on Earth?: All seasons
S0: Specials
7 Episode s
S1: Season 1
6 Episode s
S2: Season 2
6 Episode s
S3: Season 3
20 Episode s
S4: Season 4
20 Episode s
S5: Season 5
10 Episode s
S6: Season 6
9 Episode s
S7: Season 7
11 Episode s
S8: Season 8
9 Episode s
S9: Season 9
10 Episode s
S10: Season 10
10 Episode s
S11: Season 11
10 Episode s
S12: Season 12
10 Episode s