Searching the jungles of Central Africa for an elusive monster said to resemble an enormous, long-necked and four-legged saurpod dinosaur believed to have gone extinct 65 million years ago.

In this episode, our experts cook up ten ways you could destroy the earth, including swallowing it with a microscopic black hole, blowing it up with anti-matter, hurling it into the Sun, and switching off gravity.

Marc, Jason and Travis follow the trail back to New York where they discover traces of a shadow government bent on keeping Nikola Tesla's files secret.

Mother Nature unleashes a swarm of tornados on a group of storm chasers. A delivery driver in Japan gets swallowed by the deadliest tsunami in Japan's history. And finally, a massive avalanche barrels into a small town in Norway.

Marty Lagina joins Kevin and his team as they battle the elements and take one final shot at finding 140 million dollars of Confederate gold at the bottom of Lake Michigan.

In the 13th century, Anasazi Indians moved their villages to the perilous cliffs of Mesa Verde and then disappeared. Host Josh Bernstein investigates the mystery.

Searching the jungles of Central Africa for an elusive monster said to resemble an enormous, long-necked and four-legged saurpod dinosaur believed to have gone extinct 65 million years ago.

In this episode, our experts cook up ten ways you could destroy the earth, including swallowing it with a microscopic black hole, blowing it up with anti-matter, hurling it into the Sun, and switching off gravity.

From Mexico's mystifying Zone of Silence to Markawasi Plateau in Peru, known for its frequent UFO sightings, were these the homes of ancient extraterrestrials?

Marc, Jason and Travis follow the trail back to New York where they discover traces of a shadow government bent on keeping Nikola Tesla's files secret.

Mother Nature unleashes a swarm of tornados on a group of storm chasers. A delivery driver in Japan gets swallowed by the deadliest tsunami in Japan's history. And finally, a massive avalanche barrels into a small town in Norway.

Marty Lagina joins Kevin and his team as they battle the elements and take one final shot at finding 140 million dollars of Confederate gold at the bottom of Lake Michigan.

In the 13th century, Anasazi Indians moved their villages to the perilous cliffs of Mesa Verde and then disappeared. Host Josh Bernstein investigates the mystery.

Searching the jungles of Central Africa for an elusive monster said to resemble an enormous, long-necked and four-legged saurpod dinosaur believed to have gone extinct 65 million years ago.

In this episode, our experts cook up ten ways you could destroy the earth, including swallowing it with a microscopic black hole, blowing it up with anti-matter, hurling it into the Sun, and switching off gravity.

From Mexico's mystifying Zone of Silence to Markawasi Plateau in Peru, known for its frequent UFO sightings, were these the homes of ancient extraterrestrials?

Marc, Jason and Travis follow the trail back to New York where they discover traces of a shadow government bent on keeping Nikola Tesla's files secret.

Mother Nature unleashes a swarm of tornados on a group of storm chasers. A delivery driver in Japan gets swallowed by the deadliest tsunami in Japan's history. And finally, a massive avalanche barrels into a small town in Norway.

Marty Lagina joins Kevin and his team as they battle the elements and take one final shot at finding 140 million dollars of Confederate gold at the bottom of Lake Michigan.

Giant stone statues stand on the world's most remote island. Host Josh Bernstein travels to Easter Island to investigate who carved the famous relics.

Investigators try to compile and analyze evidence to prove that the elusive monster known as sasquatch exists, including videos, tracks, prints and maps of sightings.

The Universe is full of explosions that both create and destroy. This is a countdown of 10 of the biggest, most powerful types of blasts to rock the cosmos.

Could aliens have told Joan of Arc how to beat the English army? And could a US serviceman have received a message when he touched a spaceship? Experts investigate.

This series follows Kevin Dykstra, who has been on an eight-year quest to solve the mystery of what happened to the lost confederate gold of the Civil War.

In 1939, a group of scientists warned FDR that Germany might be developing an atomic bomb. Roosevelt issued an order: America had to make the first weapon. We recreate the world of classified nuclear facilities.

If people disappeared from Earth, what would happen to metallic objects? Would bridges and buildings collapse? And what would become of the US's secret stash of gold?

Giant stone statues stand on the world's most remote island. Host Josh Bernstein travels to Easter Island to investigate who carved the famous relics.