The Alaska Midnight Sons head near Denali National Park to investigate one of the tallest and most aggressive Bigfoots they have ever encountered.

The Alaska Midnight Sons head into dangerous bear country to investigate a creature known as Thunderfoot that has been attacking grizzly bears.

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?

Don Wildman investigates an ingenious trick that helped win a war, a terrifying trek through Antarctica and a miraculous invention that the world loved.

The town meeting erupts over Neil's power grid, and Jeremy must decide if McCarthy is worth fighting for. This battle has been brewing for years. A showdown is coming.

The guys peel many layers off a covered log home to reveal the hand-hewn timbers they can salvage.

Mark Bowe drums up business out west while the guys turn a 170-year-old cabin into a guesthouse.

Don Wildman unveils the story behind a novel that was supposedly written by the ghost of a legendary author. And, a painting that isn't quite what it seems.

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?

Don Wildman investigates the strategy of a medieval general, a bizarre creature from the deep and searches for the fate of a lost expedition.

Using custom 21st century steel brackets and hand-hewn 19th century beams, the team create a one-of-a-kind pavilion for the Wild Rock Community Center.

The team take down a massive double-pen barn in southern Indiana. While they work to save every log, Mark visits an incredible lodge built from a different barn.

When a pack of wolves begins stalking the streets of downtown McCarthy, the residents must unite to protect their way of life in their historic frontier town.

Don Wildman uncovers a culinary mystery about a popular salad dressing. Plus, the story of a hero horse who put her life on the line to save others.

Don Wildman examines an unlikely alliance between the military and a mob boss, a death-defying voyage on the high seas and a high-flying heroine.

The team travels to East Texas to investigate thermal footage that may show a Bigfoot spying on a campsite. But is it just a mistaken case of identity?

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?

Josh Gates travels to Greece to find out exactly how the mighty Minoan civilization disappeared from the ancient world.

Don Wildman investigates a mysterious curse on Rudolph Valentino, a brazen bank heist and a pocket watch related to a string of untimely deaths.

In every hotel in America there are tales of pioneers in the Wild West, war stories, secret spies, torrid affairs, and mob deals gone wrong.

The team open Hans Holzer's hidden case file on the Surratt Tavern, where John Wilkes Booth hid after fatally shooting Abraham Lincoln in 1865.

Amy, Adam and Chip answer a couple's desperate call for help. The wife fears a dark entity is possessing her husband, causing blackouts and fits of anger.

Don Wildman examines a war-time surgery, a magician that challenged Harry Houdini and the race for wireless communication that lead to a slimy invention.

Josh travels to Hungary to look for the lost tomb of Attila the Hun. Legends lead the search to the mountain forests just outside of Budapest.