The team relaunches a case that eluded Hans Holzer his whole life: the Howard-Dickinson House in Henderson, Texas. Does it contain a dark family secret?

When Hans Holzer visited the Ayers-Allen House in New Jersey, he found entities dating back to colonial times. Now the team discovers an ominous presence there.

Deep in the Alaskan wilderness is America's toughest town: McCarthy. Locked in winter's grip, the 42 brave souls who live here battle to keep their pioneer lifestyle.

Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to California where he samples brain.

Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to the Ozarks where he tries bear meat.

Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to Baltimore where muskrat is on the menu.

A famous UFO case occurs above Alaska when an unidentified flying object pursues a Boeing 747. Locals suspect a monstrous bird stalks the skies.

Experts investigate reports of a secret alien base deep inside Alaska's highest mountain. Video evidence suggests extra-terrestrial activity in Fairbanks.

A UFO crashes in Pennsylvania. Was it a secret Soviet satellite, or something far more dangerous? On Mercury, NASA finds the impossible: frozen water.

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

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?

What are the mysterious trails on the lunar surface near the Apollo landing sites? Does a strange space object spell disaster for the crew of the space shuttle?

Something in space is attacking the brains of our astronauts. What is it? Should NASA be worried about the sudden appearance of so-called space fireflies?

An astronaut on a spacewalk begins to drown. How could this alarming event happen? Plus, have NASA discovered an asteroid that's been converted into a spacecraft?

Don Wildman investigates an aquatic enigma, a dramatic rescue in NYC and a kidnapped composer.

Experts discuss theories related to the world's most famous cryptid, Bigfoot. Recently uncovered evidence unveils a creature far fiercer than previously believed.

Travel experts explore an abandoned castle, the weirdest show on Earth and treasures that lie 800-ft beneath a barren desert.

Travel experts journey to the heart of New Orleans' voodoo culture and witness paranormal demonstrations of gravity at a mysterious vortex in California.

The Viking Lander may have found life on Mars. Meanwhile, how can a starship be spotted in the Aurora Borealis? And what exactly are NASA's mysterious Moon Pigeons?

An aggressive spirit torments a woman everywhere she goes. It lashes out by poking her and breaking her possessions. Can Amy and Adam discover the culprit?

A family living in fear considers selling their house after violent paranormal activity. Adam and Amy investigate, only to find a haunting message to deliver.

Don Wildman investigates a curse placed upon a family who witnessed an assassination, examines Bigfoot sightings and recounts a terrifying love story.

When astronaut Leroy Chao's high-risk spacewalk is interrupted by bright lights flying past, it sparks a major investigation. Could alien life forms be to blame?

What was the dark truth behind a bogus cancer treatment facility? And, what was the hotel bar where unsuspecting patrons were forced into slave labour?

Nick and Katrina are in the historic Jim Beam Distillery, exploring employee claims that bourbon is not the only spirit locked inside its huge warehouse.