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Watch 'What on Earth?' Season 3 Online

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Season 3 Episodes

1. Grand Canyon Treasure

November 15th, 201644 min

Strange spots near the Grand Canyon may hold clues to the legendary treasure of a notorious bandit. Satellite images could explain desert ruins rumored to be an entrance to an underworld. A city-size chunk of ice suddenly disappears in Antarctica.

2. Mystery in the Outback

November 22nd, 201644 min

A giant carving of a strange creature suddenly appears in the Australian Outback. Mysterious bright green lights illuminate the seas around Thailand. Top secret activity is discovered at Iran's nuclear facility.

3. Riddle in the Ruins

November 29th, 201644 min

Strange black holes appear near Egypt's ancient pyramids, and new evidence points to a disturbing conclusion. Ruins in Peru suggests that the Inca people knew far more than previously thought. A mysterious red swarm invades a beach in India.

4. Stonehenge of the Holy Land

December 6th, 201644 min

Legends of ancient giants surround a mysterious monument in the Holy Land. A bright pink lake could point to a strange, undiscovered new species. When a young boy disappears in a sand dune, satellite images help with the investigation.

5. Did We Find Flight 370?

December 13th, 201644 min

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.

6. Gateway to Eden

December 20th, 201644 min

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.

7. Dagger of Tutankhamun

January 3rd, 201744 min

A dagger sealed in King Tut's tomb for more than 3,000 years is made of a metal that seems to have extraterrestrial origins. A massive swastika is found in the desert near Roswell, NM. Satellites hunt for the world's most wanted man, Joseph Kony.

8. Raiders of the Holy Lance

January 10th, 201744 min

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.

9. The Swastika Conspiracy

January 17th, 201744 min

A sinister giant swastika appears in a forest in Germany. A strange pattern is etched into the desert near the famous Nazca lines, but archaeologists don't know who put it there. Mysterious markings are spotted in an isolated corner of Antarctica.

10. Inside El Chapo's Escape

January 24th, 201744 min

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.

11. Ghost of Zorro

January 31st, 201744 min

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.

12. Curse of the Sea Monster

February 7th, 201744 min

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.

13. Strange Symbols in the Desert

February 14th, 201744 min

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.

14. Bloody Secret Of The Lost City

February 21st, 201744 min

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

15. Lost Empire Of The Amazon

February 28th, 201744 min

New evidence could lead to the discovery of an ancient civilization.

16. Siberian Hell Pit

March 7th, 201744 min

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

17. Hunt for El Dorado

March 14th, 201744 min

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

18. Mystery of the Mummy Desert

March 21st, 201744 min

Strange images could explain mysterious mummies found in a desert.

19. Forbidden Cities of the Maya

March 28th, 201744 min

A young boy uses satellite images to uncover lost cities of the Maya.

20. The Curse of Merlin

April 4th, 201744 min

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

All Seasons

Season 12

Season 12

Jan 12, 2023
Season 11

Season 11

Jun 22, 2022
Season 10

Season 10

Oct 24, 2021
Season 9

Season 9

Mar 11, 2021
Season 8

Season 8

Aug 27, 2020
Season 7

Season 7

Jan 9, 2020
Season 6

Season 6

Jun 6, 2019
Season 5

Season 5

Jan 8, 2019
Season 4

Season 4

Oct 17, 2017
Season 3

Season 3

Nov 15, 2016
Season 2

Season 2

Jan 25, 2016
Season 1

Season 1

Feb 10, 2015
Specials

Specials

Mar 26, 2016