A hunchbacked creature scurries out of the jungle in Costa Rica; experts consider if this could be the mythical beast known as La Mona, a person with a rare medical condition, or the result of a powerful drug known as the devil's breath...

Strange footage captures a mystifying monster, baffling marine biologists. Bizarre ghost lights haunt North Carolina mountains for centuries. When a giant explosion is caught on tape in New Mexico, investigators fear the US is under attack.

A stargazer in Scotland films what looks like a ship breaking off from a meteor in an area known for UFO sightings; experts consider whether this could be a high-tech NASA operation, a delicate military refueling maneuver, or something else entirely...

Deep sea explorers discover an unknown monster thousands of feet beneath the ocean. Killer fog threatens a town in the American Midwest. A truck spontaneously explodes on a busy freeway.

When a shark is eaten by a mysterious predator, experts wonder if a prehistoric monster is to blame. A sinister sight is caught on tape near Russia's Area 51, and the evidence might point to a cover-up.

A bizarre, tentacled black mass emerges from the seas on an island in the Caribbean, and on-lookers are horrified as it writhes ashore; experts use cutting-edge tech to investigate the origin of this alien invader.

A sudden sewer explosion in China buries two young girls in rubble.

A strange beast is spotted in a remote Brazilian town. A cataclysmic blast sparks fears of nuclear disaster. When a child displays superhuman powers, some fear it's the devil's work.

When footage of a strange deep-sea vessel is uncovered, experts wonder if its evidence of an autonomous alien craft sent to explore earth, and using cutting-edge tech, investigators follow the clues to an unexpected explanation.

When a river of blood washes through a city's streets, some witnesses believe it's a warning of doomsday. A strange perfect circle emerges in the clouds about California, and some experts speculate that it's evidence of alien activity.

A giant creature in an armor of ice is spotted in the Alaskan wild, and some suspect it's a deadly mythical monster. A jet has a close encounter with an unknown object. Evidence of a deadly lightning strike invites paranormal explanations.

On a Native American reservation in Utah, evidence of a man transforming into an animal is caught on camera, and some experts ask if it's proof of a Skinwalker, a legendary evil creature that can shapeshift into a deadly beast.

When a ghostly figure is caught on tape stalking people in Japan, some fear its hard evidence of a spooky local legend. A mysterious flame appears in the Norwegian wilderness with the fury of the Viking god Thor and it could be a secret weapons test.

A strange creature like the Loch Ness Monster is recorded in America. Experts analyze evidence of a giant scaly egg, and some wonder if it belongs to a dragon. Birds are suddenly vaporized by an invisible death ray.

Cameras capture a towering 1,600 foot pillar of flame erupting from the Caspian Sea off the coast of Azerbaijan; experts investigate a potential link to the nation's weapons arsenal and military aspirations over disputed neighboring territory.

When a bizarre, alien skeleton is found in an abandoned compound in the Himalayas, some speculate that it's the corpse of a newly-dead dinosaur, and using cutting-edge tech, experts investigate if it's evidence of a top-secret Jurassic Park.

Two young men capture a demonic figure in the mountains of Jordan.

Moments before Pablo Escobar's abandoned luxury building is demolished, cameras capture footage of a ghostly figure in the window, and some believe it was the notorious drug lord himself; experts investigate who this phantom was and what happened to them.

A deep-ocean expedition discovers unnerving evidence of an alien-like monster stirring in the abyss. When a shockwave is caught on tape, investigators wonder if a meteor has hit a city. Something bizarre is happening in a Siberian ice river.

A camera captures footage of a Chupcabra-like beast. On Hawaii's Mauna Kea, cameras record a mysterious explosion that looks like a nuclear bomb detonated in space. Video of spontaneous combustion is taken at a haunted bar.

A truck engulfed in flames barrels down a lonely Brazilian highway...

Doctors discover a mysterious parasitic species inside a man's nose.

An eerie creature is recorded stalking a Georgia forest, and some believe it's Bigfoot. Terrifying explosions rock the streets of Manhattan. Cameras record a mysterious object diving into a deadly volcano, leaving experts stumped.

A bus in the Italian countryside is found spewing powerful jets of fire; experts consider whether the vehicle was being used as a type of weapon, or if the blaze was the result of the fuel that the bus used or the battery it ran on...

When something strange is caught on camera in a tunnel beneath the Colombian jungle, experts wonder if it's a wormhole to far-off places in the cosmos, and using cutting-edge tech, they investigate if there's an interdimensional conspiracy at play.

A surveillance camera captures a woman vanishing from her bed as she sleeps next to her husband in their suburban English home. Experts investigate and uncover numerous police records that report a strange pattern of nearby alien abductions.

A villager captures a series of explosions on a mountainside in India.

A gravity-defying cube spins through the skies over Missouri.

Cameras capture stunned pedestrians running for cover as droplets of fire begin to rain down on the streets of St. Petersburg, Russia; experts investigate a network of nearby tram lines and the effect of a sudden lightning storm.

When a ghostly encounter in a cemetery is caught on camera, experts use cutting-edge tech and the latest science to investigate if something paranormal is at play.

Cameras capture a huge fireball erupting in a North Korean border town.

Cameras capture mysterious objects that explode over the skies of Norway.

A vacationing family films waves of fire on the shores of Indonesia.

An explorer searching for treasure at a Mayan sacrificial site is attacked by a mysterious underwater fog. Thousands of fish spontaneously jump to their deaths. Something alien appears over the skies of Lost Angeles.

A strange creature on the site of one of the worst nuclear disasters ever sparks fears of a terrifying genetic mutation. New evidence suggests a legendary predator with a thirst for blood might have come back from the dead.

A villager films a river bank suddenly rising as though a gigantic creature is emerging from beneath the waters in India; experts investigate a potential network of criminal gangs who may be stripping river beds of a very valuable commodity.

When cameras capture footage of a highway swarmed with snake-like creatures and an unexplained ooze, experts investigate the origins of these alien creatures; the latest tech reveals where they came from and their top-secret purpose.

Cameras onboard a massive cargo ship in the Black Sea capture the vessel buckling and breaking in half as if seized by a mysterious force; experts investigate a bizarre area of perilous waters linked to a history of Bermuda Triangle-like sinkings.

When cameras record a strange creature in the wilderness perform an incredible feat of strength, some suspect it's hard proof of Bigfoot; using cutting-edge science, experts investigate if they've discovered the spawn of Sasquatch and Iron Man.

When footage reveals a man's leg taking on a life of its own, it appears that something alien is trying to burst free; cutting-edge science investigates what explains this strange and sinister possession, and what it takes to exorcise the invader inside.

When cameras capture footage of a massive, never-before-seen sea creature in mysterious waters near Japan, some experts wonder if it's an undiscovered underwater monster; using cutting-edge tech, investigators hunt for this beast of the deep.

Security cameras capture an empty car moving as if driven by a ghost.

Security guards encounter a door repeatedly opening and slamming shut.

Cameras capture something shocking in a cemetery: empty graves, as if the dead walked out in the middle of the night; using cutting-edge tech, experts investigate what's behind this apparent evidence of zombie activity.

When something strange is recorded flying in Mexico, some wonder if it's a witch reputed to kidnap children, others believe it's evidence of a new way to smuggle drugs or top-secret technology; the latest science helps experts investigate the truth.

Experts investigate how a boy can twist his head 180 degrees.

Cameras in Kazakhstan capture a bizarre blast as train cars on a quiet railway suddenly explode in a raging inferno.

In Washington D.C., a naked man chases after a car at superhuman speed; experts consider if the man could be the product of government attempts at creating a super soldier, or the failed result of a mind-control experiment...

When cameras capture footage of a man who appears to lay an egg, some experts wonder if it's evidence that scientists created a human-reptile mutant through gene manipulation; using cutting-edge tech, investigators put this horrifying theory to the test.

When a massive spider's web takes over a park, experts investigate if this monster's trap could capture a human. A tree spurts out thick red blood, and some believe it could be an undiscovered species of carnivorous plant.