The team is in Louisiana to investigate a desolate sawmill that locals call the "Mill of Death" - where claims of shadowy apparitions are linked to its tragic past.

Investigating giant geoglyphs drawn into the earth by ancient Nazca tribes, Josh Gates flies to Peru to study newly-found lines and joins a psychedelic ritual.

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 heads to the great plains of Kansas to examine a series of photos which contain some unusually large tracks possibly left by a Bigfoot.

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.

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

The team heads to the great plains of Kansas to examine a series of photos which contain some unusually large tracks possibly left by a Bigfoot.

Josh joins the hunt for a $2-million treasure. He tries to decode the clues to its location by following a cryptic poem, leading him into the Rocky Mountains.

Don Wildman investigates the story behind an iconic September 11th photo, a NASA experiment that turned deadly and a Naval codebreaker.

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

The team heads to the great plains of Kansas to examine a series of photos which contain some unusually large tracks possibly left by a Bigfoot.

Josh Gates explores the ocean floor of the Cayman Islands and the coasts of North Carolina to find the lost treasure of the legendary pirate, Blackbeard.

Our hosts encounter a storm that forces them to scramble down the mountain and toward the coast. They face fog, rain and high drops off steep cliffs in hopes of finding a village.

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.

The team return to Florida's Panhandle to re-investigate one couple's convincing evidence of Sasquatches living on their property.

Josh Gates travels to remote Yonaguni Island and dives into the waters of the Pacific Rim to explore an underwater phenomenon described as Japan's Atlantis.

Don Wildman examines a dinosaur skeleton, the golden cover of a record that contained the sounds of Earth and a medicine ball used by a president.

Chris and Casey Keefer travel to Ecuador in search of a colony of giants. They trek through the dense jungle, looking for clues leading to the lost civilisation.

The team investigates the Otterman who is believed to have the ability to shape-shift. Todd builds a Ring of Fire trap, while the rest of the team utilises an airboat.

Gold is one of the most valuable treasures on Earth. Since ancient times, man has gone to extreme lengths to get it. But where is most of the gold today, and who owns it?

Is there an explanation for the gruesome death of nine young Russian adventurers in the Ural Mountains in 1959? And in Siberia 50 years on has there been another sighting?

First, in West Virginia an eerie abandoned amusement park is rumoured to now be a playground for spirits. Plus, in England what makes Drakelow Tunnels so scary?

The Tennessee Wraith Chasers visit St. Albans, a former boy's school and experimental hospital, which reputedly was known as hell on earth.

In their biggest investigation yet, Nick and Katrina spend 72 hours exploring the Statler City Hotel in Buffalo, NY - and uncover its sordid underground history.

Medium Amy Allen and retired homicide detective Steve DiSchiavi combine their unique skills to solve unexplained paranormal events.