Don investigates a scientist's attempt to document the life cycle of a tornado, a record-breaking $100 million heist and a pioneering filmmaker.

Don Wildman investigates the search for a Nazi stockpile of radioactive materials, a scandalous case of stolen identity and the truth behind a monster.

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.

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?

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.

Andrew Zimmern travels to the food mecca of Taipei, Taiwan. He learns the secret to turning eggs into hard-as-iron street food and faces stinky tofu in a factory.

Andrew Zimmern heads to Ho Chi Minh City, Vietnam. He feats on sucking snails, hunts for rice field rats and gets a taste of farm-raised porcupine.

New evidence reveals a Vietnam War pilot may have returned home with a secret cargo. Experts use this to try and find the missing link in human evolution.

Don Wildman travels to Italy to uncover the truth behind the ancient city of Pompeii. The city was destroyed by a pyroclastic volcanic eruption in 79AD.

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?

Andrew Zimmern travels across the globe to try the world's most exotic foods. He visits markets and restaurants to sample incredible and whacky cuisines.

Andrew Zimmern travels across the globe to try the world's most exotic foods. He visits markets and restaurants to sample incredible and whacky cuisines.

Josh Gates journeys into the heart of Mongolia in search of the fabled lost tomb of Genghis Khan. He examines historical evidence, facts and myths.

Don Widman investigates a woman who claimed she gave birth to rabbits. Plus, he explores the curious case of a young girl with magnetic superpowers.

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?

The brothers trek through snow and relentless terrain in pursuit of a legendary Aztec treasure. What is rumoured to be hidden in the Utah mountains?

Don Wildman travels to Romania to explore the true story behind one of the most frightening horror characters of all time.

Archaeologist Ramy Romany investigates a mysterious underwater grave in the ancient Mayan city of Mayapán. Were these people victims of human sacrifice?

The paranormal experts reopen Hans Holzer's case file on the Peck House in Rye, NY. They aim to find out if the tortured souls within have finally moved on.

Travel experts find out what lies beneath the streets of San Francisco, and enter a chamber underneath Houston, Texas, that looks like a Roman ruin.

Travel experts hunt for a national treasure beneath the busiest train station on Earth and endure the quietest place in the world.

The Hubble Telescope spots thousands of unknown objects travelling faster than light. Are we being watched? Or could we ourselves be aliens from another world?

A cryptozoologist investigates reports of a sea monster in Alaska. He reviews eyewitness accounts and examines never-before-seen video evidence.

Recently disclosed audio recordings and astonishing photographs may provide the most conclusive evidence to date that the Ozark Howler may have demonic origins.

A mummy recovered at the bottom of the Atlantic has led treasure hunters to $120 million in gold and jewels stolen by infamous pirate Black Sam.