Along with a team of archaeologists, the Vieira brothers discover new evidence about the Goshen Mystery Tunnel, while Jim investigates a giant account unlike anything he has seen before.

Ross tries to find out more about his sea-faring Great Grandfather, Arthur ‘Pop’ Chalmers. He discovers that Pop served in the Merchant Navy and survived three shipwrecks. Inspired to know more, he links up with maritime archaeologist, Mallory Haas.

From weapons of mass destruction to tools of astrology, learn how these ancient inventions were developed, why they were developed, and how they've contributed to modern society.

Follow the most dramatic Roman characters as they lead an empire slowly sliding to its own destruction - and the Barbarian leaders who brought about that destruction.

The team uncover a mysterious Nazi lair in the Argentinean jungle and search for evidence of a missing U-boat that may have transported Hitler out of Europe as Germany collapsed.

Treasure hunters Rick and Marty Lagina are being sought by treasure seekers around the world. They're teaming up with fellow Michigan man Kevin Dykstra to track a smuggled national treasure that dates back to the Civil War.

Investigate the facts and myths surrounding UFO sightings in every corner of the world. Examine evidence and eyewitness accounts and explore the mystery of what happened or what didn't happen.

Some of the strangest and deadliest weapons ever built were the prototypes of the modern gun. Was a simple bamboo tube the world's first hand gun? Plus, hidden in an ancient manuscript lies a secret recipe for ancient tracer fire – but does it work?

Although they proved inaccurate, we all heard the prophecies about December 21, 2012. Whether they came from the Mayan calendar or the wrath of Revelations, several cultures and traditions believed the world would end on that date. Countdown to Apocalypse explains the origins and traditions behind end-of-the-world prophecies.

Great white sharks are the ocean's deadliest killers and as they swim closer to our beaches, attacks against humans are on the rise. MonsterQuest leads an expedition to examine why these monsters are becoming more aggressive predators.

The gripping story of how 12 surprising forces shaped human civilisation and helped make us who we are today. The series criss-crosses all eras to show how these 12 universal forces link all mankind, through all time.

The gripping story of how 12 surprising forces shaped human civilisation and helped make us who we are today. The series criss-crosses all eras to show how these 12 universal forces link all mankind, through all time.

Featuring cutting edge animation and the expertise of military historians, explore the strategies, tactics and weapons used by ancient commanders including Hannibal, David, Caesar and Alexander.

James Nesbitt explores the human cost of six disasters that struck Britain in the past 60 years while examining the contexts of these tragedies and what changes followed in their wake.

Investigate the facts and myths surrounding UFO sightings in every corner of the world. Examine evidence and eyewitness accounts and explore the mystery of what happened or what didn't happen.

Some of the strangest and deadliest weapons ever built were the prototypes of the modern gun. Was a simple bamboo tube the world's first hand gun? Plus, hidden in an ancient manuscript lies a secret recipe for ancient tracer fire – but does it work?

Although they proved inaccurate, we all heard the prophecies about December 21, 2012. Whether they came from the Mayan calendar or the wrath of Revelations, several cultures and traditions believed the world would end on that date. Countdown to Apocalypse explains the origins and traditions behind end-of-the-world prophecies.

Great white sharks are the ocean's deadliest killers and as they swim closer to our beaches, attacks against humans are on the rise. MonsterQuest leads an expedition to examine why these monsters are becoming more aggressive predators.

The gripping story of how 12 surprising forces shaped human civilisation and helped make us who we are today. The series criss-crosses all eras to show how these 12 universal forces link all mankind, through all time.

The gripping story of how 12 surprising forces shaped human civilisation and helped make us who we are today. The series criss-crosses all eras to show how these 12 universal forces link all mankind, through all time.

Featuring cutting edge animation and the expertise of military historians, explore the strategies, tactics and weapons used by ancient commanders including Hannibal, David, Caesar and Alexander.

James Nesbitt explores the human cost of six disasters that struck Britain in the past 60 years while examining the contexts of these tragedies and what changes followed in their wake.

Investigate the facts and myths surrounding UFO sightings in every corner of the world. Examine evidence and eyewitness accounts and explore the mystery of what happened or what didn't happen.