What on Earth?

Season 3

TV-PG

Satellites orbit Earth at 17,000 miles an hour, capturing images of our world that are breathtaking, but some are bizarre. This unique perspective reveals objects that seem to make no sense & phenomena that defy explanation. Such images force the question, what on Earth is that?

Where to Watch Season 3

20 Episodes

Grand Canyon Treasure
E1
Grand Canyon TreasureStrange 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.
Mystery in the Outback
E2
Mystery in the OutbackA 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.
Riddle in the Ruins
E3
Riddle in the RuinsStrange 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.
Stonehenge of the Holy Land
E4
Stonehenge of the Holy LandLegends 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.
Did We Find Flight 370?
E5
Did We Find Flight 370?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.
Gateway to Eden
E6
Gateway to EdenA 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.
Dagger of Tutankhamun
E7
Dagger of TutankhamunA 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.
Raiders of the Holy Lance
E8
Raiders of the Holy LanceA 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.
The Swastika Conspiracy
E9
The Swastika ConspiracyA 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.
Inside El Chapo's Escape
E10
Inside El Chapo's EscapeSatellite 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.
Ghost of Zorro
E11
Ghost of ZorroA 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.
Curse of the Sea Monster
E12
Curse of the Sea MonsterA 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.
Strange Symbols in the Desert
E13
Strange Symbols in the DesertAn 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.
Bloody Secret Of The Lost City
E14
Bloody Secret Of The Lost CityA 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.
Lost Empire Of The Amazon
E15
Lost Empire Of The AmazonNew 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.
Siberian Hell Pit
E16
Siberian Hell PitA 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.
Hunt for El Dorado
E17
Hunt for El DoradoStrange 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.
Mystery of the Mummy Desert
E18
Mystery of the Mummy DesertStrange images could explain mysterious mummies found in a desert.
Forbidden Cities of the Maya
E19
Forbidden Cities of the MayaA 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.
The Curse of Merlin
E20
The Curse of MerlinThe 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.