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What on Earth? Season 3 Episodes
Season 3 Episode Guide
20 Episodes 2016 - 2017
Episode 1
Lost Treasure of the Grand Canyon
Tue, Nov 15, 201642 mins
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.
Episode 2
Mystery in the Outback
Tue, Nov 22, 201642 mins
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.
Episode 3
Riddle in the Ruins
Tue, Nov 29, 201642 mins
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.
Episode 4
Stonehenge of the Holy Land
Tue, Dec 6, 201642 mins
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.
Episode 5
Did We Find Flight 370?
Tue, Dec 13, 201642 mins
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.
Episode 6
Gateway to Eden
Tue, Dec 20, 201642 mins
A buried monument offers new evidence about one of the Bible's greatest mysteries. A giant ominous 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.
Episode 7
Dagger of Tutankhamun
Tue, Jan 3, 201742 mins
A dagger sealed in the tomb of King Tut 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.
Episode 8
Raiders of the Holy Lance
Tue, Jan 10, 201742 mins
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.
Episode 9
The Swastika Conspiracy
Tue, Jan 17, 201742 mins
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.
Episode 10
Inside El Chapo's Escape
Tue, Jan 24, 201742 mins
Examines the great escape of El Chapo from Altiplano prison outside of Mexico City, Mexico. Additionally, a black mark in Iraq, a moving wall of ice in the suburbs, and a circles of color in the Sahara desert.
Episode 11
Ghost of Zorro
Tue, Jan 31, 201742 mins
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.
Episode 12
Curse of the Sea Monster
Tue, Feb 7, 201742 mins
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 in a remote mountain range depict weird, unearthly beings.
Episode 13
Strange Symbols in the Desert
Tue, Feb 14, 201742 mins
An amateur archaeologist stumbles across strange symbols scratched into the Kazakhstan desert. CIA surveillance photographs show what looks like a giant Star of David on the island of Cuba. A lake in the Brazilian rain forest has turned bright pink.
Episode 14
Bloody Secret of the Lost City
Tue, Feb 21, 201742 mins
A vast structure buried in the sands near the legendary city of Petra points to a bloody past. When terrorists kidnap more than 200 schoolgirls in northern Nigeria, rescuers use satellites to track them down.
Episode 15
Lost Empire of the Amazon
Tue, Feb 28, 201742 mins
New evidence could lead to the discovery of an unknown ancient civilization in the Amazon rainforest. An island disappears, and investigators are mystified. An unidentified submarine is spotted in a North Korean shipyard.
Episode 16
Siberian Hell Pit
Tue, Mar 7, 201742 mins
A massive chasm appears in a remote part of the Siberian forest, and locals call it to a gate to the underworld. Images of a nuclear missile launch silo in Montana are being manipulated. A bright green spiral appears in the Persian Gulf.
Episode 17
Grand Canyon of the Arctic
Tue, Mar 14, 201742 mins
Strange images from the jungles of Colombia could lead researchers to the legendary city of El Dorado. A bright green swirling spiral appears in the seas of the Persian Gulf. A massive complex suddenly appears secretive state of Myanmar.
Episode 18
Hunt for El Dorado
Tue, Mar 21, 201742 mins
Strange images from the jungles of Colombia could lead researchers to the legendary city of El Dorado. An ancient symbol of satanic worship is spotted from space in Australia. An apocalyptic sandstorm swallows in the Middle East.
Episode 19
Forbidden Cities of the Maya
Tue, Mar 28, 201741 mins
A young boy makes international headlines when he uses satellite images to discover lost cities of the Maya. Satellite images might point to a modern-day genocide. Trees in China seem to be spelling out a sinister message.
Episode 20
The Curse of Merlin
Tue, Apr 4, 201742 mins
The myth of Merlin is associated with an arrangement of stones in northern France, and satellite images might finally explain this ancient riddle. Investigators uncover something mysterious buried beneath the Gulf of Mexico. An island suddenly appears.