Documentary2015–Science

The Best Episodes of What on Earth?

Every episode of What on Earth? ranked from best to worst. Let's dive into the Best Episodes of What on Earth?!

Best episode
S3E12 Curse of the Sea Monster
7.619 votes
Worst episode
S1E4 Finding Sodom
5.727 votes
Top season
Season 3
7.0avg
Binge time
3d 22h
131 episodes

Episode Rankings

  1. #1 Fan Favorite
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    What on Earth? Season 3 Episode 12 - Curse of the Sea Monster
    7.6/10(19 votes)
    S3:E12

    A strange mass breaches surface of an ocean near Antarctica, sparking rumors of a mythological sea monster. An area of the US-Mexico border becomes an international mystery. Ancient rock carvings depict weird, unearthly beings.

    Director:Unknown
    Writer:Unknown

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  2. What on Earth? Season 7 Episode 8 - Imhotep's Lost Labyrinth
    7.6/10(16 votes)
    S7:E8

    After satellites spot an anomaly at Egypt's oldest pyramid, experts uncover a long-lost labyrinth that could lead them to the darkest secrets of Imhotep, the mysterious high priest who built this strange complex.

    Director:Unknown
    Writer:Unknown

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  3. What on Earth? Season 4 Episode 12 - Temple of Blood
    7.9/10(10 votes)
    S4:E12

    An ancient man-made volcano might reveal buried treasure and bloody human sacrifice. When NASA discovers a strange pattern in the Arctic ice, experts investigate if it has alien origins. A mystery in the Sahara might have a sinister explanation.

    Director:Unknown
    Writer:Unknown

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  4. What on Earth? Season 4 Episode 13 - North Korea's Forbidden Islands
    7.7/10(10 votes)
    S4:E13

    Man-made islands are spotted near a North Korean missile facility. When something unexpected is found in a remote desert, experts investigate a lost city of giants. A strange discovery in Siberia could reveal a mission to the center of the earth.

    Director:Unknown
    Writer:Unknown

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  5. What on Earth? Season 3 Episode 16 - Siberian Hell Pit
    7.5/10(14 votes)
    S3:E16

    A massive chasm in a Siberian forest may be a gate to the underworld.

    Director:Unknown
    Writer:Unknown

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  6. What on Earth? Season 5 Episode 3 - Satan in Siberia
    7.5/10(12 votes)
    S5:E3

    A satanic symbol that points to an army of the dead in Siberia; a massive stone giant in a remote desert; evidence of a Russian doomsday device right on America's doorstep; cutting-edge technology helps experts answer sinister mysteries from space.

    Director:Unknown
    Writer:Unknown

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    The 20 WORST Episodes of What on Earth?

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  8. What on Earth? Season 3 Episode 8 - Raiders of the Holy Lance
    7.3/10(17 votes)
    S3:E8

    A heavily armored force takes over one of Syria's most ancient archaeology sites, prompting fears that its relics are being stolen. Tanks appear to be facing off in Antarctica next to an unworldly object. A water reservoir in LA suddenly turns black.

    Director:Unknown
    Writer:Unknown

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  9. What on Earth? Season 3 Episode 14 - Bloody Secret Of The Lost City
    7.3/10(16 votes)
    S3:E14

    A vast structure near the legendary city of Petra points to a bloody past.

    Director:Unknown
    Writer:Unknown

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  10. What on Earth? Season 7 Episode 1 - Nazi Doomsday Forest
    7.3/10(16 votes)
    S7:E1

    When mysterious structures are discovered deep in a remote forest, experts investigate if this strange site was the long-lost birthplace of a top-secret Nazi project that produced some of the deadliest weapons the world had ever seen.

    Director:Unknown
    Writer:Unknown

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  11. What on Earth? Season 3 Episode 11 - Ghost of Zorro
    7.3/10(15 votes)
    S3:E11

    A giant letter Z is carved into a Mexican hillside, evoking the mark of a legendary outlaw. A strange sighting in Germany points to secrets from the Cold War. Massive, blood-red marks in China prompt fears of a violent government crackdown.

    Director:Unknown
    Writer:Unknown

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  12. What on Earth? Season 3 Episode 13 - Strange Symbols in the Desert
    7.2/10(18 votes)
    S3:E13

    An amateur archaeologist stumbles open strange symbols scratched into the Kazakhstan Desert; CIA surveillance photographs show what looks like a giant Star of David on the island of Cuba; and a lake in the Brazilian rain forest that turned bright pink.

    Director:Unknown
    Writer:Unknown

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  13. What on Earth? Season 3 Episode 17 - Hunt for El Dorado
    7.3/10(12 votes)
    S3:E17

    Strange images from Colombia could lead researchers to a legendary city.

    Director:Unknown
    Writer:Unknown

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  14. What on Earth? Season 7 Episode 3 - Chernobyl's Nuclear Monsters
    7.2/10(16 votes)
    S7:E3

    When strange circles of reindeer appear in the remote tundra of Sweden, experts investigate if this mysterious event could be evidence of fatal aftershocks from the Chernobyl nuclear disaster.

    Director:Unknown
    Writer:Unknown

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  15. What on Earth? Season 4 Episode 20 - Mayan Armageddon: The New Evidence
    7.4/10(9 votes)
    S4:E20

    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.

    Director:Unknown
    Writer:Unknown

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  16. What on Earth? Season 5 Episode 4 - Curse of the Ice Zombies
    7.2/10(14 votes)
    S5:E4

    Zombie reindeer haunting the mountains of Norway. Strange circles in the sand by a secret US military base. A gigantic streak in the Arctic pointing towards alien life. Cutting-edge technology helps experts answer these sinister mysteries from space.

    Director:Unknown
    Writer:Unknown

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  17. What on Earth? Season 5 Episode 6 - Finding Jack the Ripper
    7.2/10(14 votes)
    S5:E6

    New discoveries from space give experts new clues in the hunt for Jack the Ripper; a strange object crash-lands in Antarctica, experts speculate it could be an alien visitor.

    Director:Unknown
    Writer:Unknown

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  18. What on Earth? Season 3 Episode 20 - The Curse of Merlin
    7.1/10(17 votes)
    S3:E20

    A strange arrangement of stones may be connected to a mythical wizard.

    Director:Unknown
    Writer:Unknown

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  19. What on Earth? Season 3 Episode 6 - Gateway to Eden
    7.0/10(26 votes)
    S3:E6

    A buried monument offers new evidence about one of the Bible's greatest mysteries. A giant shadow engulfs the Pacific Ocean. Scientists have trouble explaining a strange lake that's shaped like a perfect circle, and is home to otherworldly life.

    Director:Unknown
    Writer:Unknown

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  20. What on Earth? Season 4 Episode 10 - Treasures Of Valhalla
    7.1/10(14 votes)
    S4:E10

    Evidence of human sacrifice for the Viking god Odin; shedding new light on Genghis Khan.

    Director:Unknown
    Writer:Unknown

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  21. What on Earth? Season 7 Episode 7 - Ghost Town Terror
    7.1/10(13 votes)
    S7:E7

    When satellites discover a strange abandoned city frozen in time, experts investigate what caused the people who lived here to disappear overnight; using cutting-edge tech, they follow fresh leads to uncover if this mysterious city has a dark secret.

    Director:Unknown
    Writer:Unknown

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  22. What on Earth? Season 5 Episode 2 - Monsters at Fort Madness
    7.1/10(12 votes)
    S5:E2

    Alien monoliths haunt the coast of England; an obliterated jungle points to an brutal narco gold rush; evidence of a strange blood-red creature emerging from the deep.

    Director:Unknown
    Writer:Unknown

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  23. What on Earth? Season 3 Episode 5 - Did We Find Flight 370?
    7.0/10(18 votes)
    S3:E5

    Investigators find a new clue about the missing Malaysia Airlines flight that disappeared in 2014. An astronaut spots something strange in the Sahara Desert. A mysterious orange sludge invades a remote village in Alaska.

    Director:Unknown
    Writer:Unknown

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  24. What on Earth? Season 3 Episode 10 - Inside El Chapo's Escape
    7.0/10(18 votes)
    S3:E10

    Satellite images reveal how El Chapo escaped from a high security prison in Mexico. Mysterious patterns in the Australian outback and the Kalahari Desert spark a major scientific investigation. A giant black stain appears in a war-torn area of Iraq.

    Director:Unknown
    Writer:Unknown

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  25. What on Earth? Season 5 Episode 7 - Mystery of the Desert Shipwrecks
    7.1/10(11 votes)
    S5:E7

    Hundreds of shipwrecks in the middle of a desert in Africa. A ghost town where hundreds of its inhabitants have mysteriously died. Something strange in North Korea. Cutting-edge tech helps experts answer these sinister mysteries from space.

    Director:Unknown
    Writer:Unknown

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  26. What on Earth? Season 5 Episode 1 - CIA Killer Monks
    7.0/10(15 votes)
    S5:E1

    Something strange in the Himalayas could be evidence of a top-secret CIA program to turn monks into killer agents; cutting-edge science helps experts investigate the truth behind the mysterious anomaly.

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"Curse of the Sea Monster" is the best rated episode of What on Earth?. It scored 7.6/10 from 19 votes. Written and directed by Unknown, it aired on February 7, 2017.

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