Hostile Sasquatches are said to be leaving the wilderness behind for Alaska's major cities. Plus, ghost hunters search for evidence at an infamous hotel.

An underwater alien base may be located off the coast of a quiet Alaskan town. Plus, new evidence shows that a legendary predatory creature could be real.

Deep in the woods, a former policemen stumbles upon an abandoned lakehouse. What will he discover inside this ominous property?

Colton is fishing on a lake when something in the woods catches his eye. Is he being stalked by a pale humanoid creature?

New technology reveals lost cities in hostile jungle - could this lead to a discovery of the mythical El Dorado? And, a crystal is found on a shipwreck.

After a huge cargo ship suddenly vanishes with 27 crew members on board, new evidence suggests the culprit may be a mythical rogue wave.

A sonar recording may prove that a prehistoric monster stalks the seas around Kodiak Island. Researchers investigate the disappearance of thousands of airplanes.

Test pilot ace Gordon Cooper is preparing to test a revolutionary landing system when two UFOs appear. Plus, what is the mystery of Saturn's mega-hex?

Images of Mercury reveal massive spider-like formations on its surface. Is it an odd geological formation - or something much more ominous?

The Roanoke colony vanished without a trace, and centuries later, it remains one of history's greatest unsolved mysteries. Can new evidence reveal its fate?

After five planes vanish in the Bermuda Triangle, science points to a strange geological force. And, satellites reveal lost tribes in the Amazon.

How did pictures from the Hubble telescope make the comet of the century look like an alien spacecraft? Has earth already been invaded by alien organisms?

Could NASA really be responsible for a nuclear explosion on Jupiter? Could new evidence finally reveal the truth behind the mystery of the iconic face on Mars?

In 1918 the SS Princess Sophia mysteriously sank near Juneau, Alaska. Experts look for answers to the shipwreck as a ghost hunter tries to contact her victims.

A daring prison break plays out at Holland's Loevestein Castle. Oxford Castle is the setting for a tale of false accusations and a miraculous survival.

A mountaintop abbey in France is the setting of an audacious robbery. And, a salacious tale of bigamy unfolds at an English estate.

Rumours of a secret US military program to develop super soldiers with psychic powers exploded in the 1970s. Paul sets out to expose the truth.

The zombie apocalypse is one of the most depicted doomsday scenarios in popular culture. During Paul's investigation, COVID-19 spreads across the globe.

An amateur photographer captures floating orbs on camera. UFOs seemingly circle a larger, egg-shaped mother ship floating high above Anchorage.

A legendary beast attacks a cabin on the Aleutian Islands. A UFO pursues a woman as she drives through an extra-terrestrial hot spot.

Josh ventures to the American south to uncover the mystery of real-life buccaneer Jean Laffite and the location of his hidden treasure.

Nick and Katrina investigate a haunted Asylum. What they capture on their third night of confinement can only be described as completely terrifying.

When Nick and Katrina arrive to investigate hauntings inside a long-shuttered infirmary, they are alarmed to discover not every resident has left.

Adventurer and avid explorer, Josh Gates, travels all over America to investigate the mystery of the 1980s bestseller and cult phenomenon, The Secret.