Homer's The Odyssey is the most famous epic ever written, a timeless tale of adventure filled with mythological beasts and vengeful gods. But could it have actually happened? Divers have uncovered remains that may be linked to the story of Odysseus.

In the storage room of a Victorian museum in the heart of northern Britain lies the mummy of a Peruvian man. The team takes a journey back in time, discovering a secret preserved in the skin that challenges history as we know it.

Exploration of the tunnel is put on hold after an explosive find. Meanwhile, as John hits a roadblock on his search for a tunnel entrance near the waterfall, Bingo makes an incredible discovery that could lead him to Golden Lily treasure maps.

The most stunning relic in Hamilton and Carl's collection - the black obsidian chalice - is examined. The pair then head to Portugal to hunt for clues about the chalice.

Sodom and Gomorrah-a Biblical tale of two cities incinerated by a hail of fire and brimstone. Astronomers, archeologists and biblical scholars investigate the possible science behind the myth.

The team head to Acre, where one of the largest tunnel complexes in the world was built centuries ago. New technology reveals a mysterious hidden room and a trail of evidence leads to an island where a covert Templar mission may have touched down.

An epic journey to the places that heard the word of St Paul and inspired the birth of Christianity.

Homer's The Odyssey is the most famous epic ever written, a timeless tale of adventure filled with mythological beasts and vengeful gods. But could it have actually happened? Divers have uncovered remains that may be linked to the story of Odysseus.

In the storage room of a Victorian museum in the heart of northern Britain lies the mummy of a Peruvian man. The team takes a journey back in time, discovering a secret preserved in the skin that challenges history as we know it.

Exploration of the tunnel is put on hold after an explosive find. Meanwhile, as John hits a roadblock on his search for a tunnel entrance near the waterfall, Bingo makes an incredible discovery that could lead him to Golden Lily treasure maps.

The most stunning relic in Hamilton and Carl's collection - the black obsidian chalice - is examined. The pair then head to Portugal to hunt for clues about the chalice.

Sodom and Gomorrah-a Biblical tale of two cities incinerated by a hail of fire and brimstone. Astronomers, archeologists and biblical scholars investigate the possible science behind the myth.

The team head to Acre, where one of the largest tunnel complexes in the world was built centuries ago. New technology reveals a mysterious hidden room and a trail of evidence leads to an island where a covert Templar mission may have touched down.

An epic journey to the places that heard the word of St Paul and inspired the birth of Christianity.

A mudslide that swallows an entire neighbourhood and leaves scientists baffled is investigated. Plus, could engineering be to blame for the deaths of more than 200,000 people in Haiti?

Homer's The Odyssey is the most famous epic ever written, a timeless tale of adventure filled with mythological beasts and vengeful gods. But could it have actually happened? Divers have uncovered remains that may be linked to the story of Odysseus.

In the storage room of a Victorian museum in the heart of northern Britain lies the mummy of a Peruvian man. The team takes a journey back in time, discovering a secret preserved in the skin that challenges history as we know it.

Exploration of the tunnel is put on hold after an explosive find. Meanwhile, as John hits a roadblock on his search for a tunnel entrance near the waterfall, Bingo makes an incredible discovery that could lead him to Golden Lily treasure maps.

The most stunning relic in Hamilton and Carl's collection - the black obsidian chalice - is examined. The pair then head to Portugal to hunt for clues about the chalice.

Sodom and Gomorrah-a Biblical tale of two cities incinerated by a hail of fire and brimstone. Astronomers, archeologists and biblical scholars investigate the possible science behind the myth.

The team examines the most compelling examples of UFO relics available, including a unique and other-worldly piece of metal in Missouri.

The Alps are known as the majestic mountain range of Europe. But their formation from a collision between Europe and Africa left an unstable structure that is now a classic study in erosion by rivers of water, ice and rock suggesting an even greater former glory.

Engineering an Empire

They ruled over much of Europe and Asia during the Dark Ages, building stadiums, aqueducts and cathedrals. But the Byzantines' success became their downfall.

The ancient ruins of Puma Punku have mystified archaeologists ever since their discovery hundreds of years ago. Is it possible that the ruins of Puma Punku offer evidence of advanced technology being used in the ancient past?

In 450 AD, Rome is a mere shadow of its former self. Gone is the superior civilisation and great expanses of land. As a barbarian, Ricimer could not become Emperor. Yet he held all the power.

Bob Baer and Dr. John Cencich send Lenny DePaul and Gerrard Williams to Spain, where they investigate a remote monastery that could have been a hiding place for Nazis and uncover an eyewitness who places Hitler living within those very walls.

Many things we associate with the practice of modern medicine were actually introduced by the ancient Egyptians more than 5,000 years ago. We travel to Egypt for a first-hand look at the birthplace of modern medicine.

From playgrounds to office cubicles, we love chowing down a meal from the lunch box.

The team examines the most compelling examples of UFO relics available, including a unique and other-worldly piece of metal in Missouri.

The Alps are known as the majestic mountain range of Europe. But their formation from a collision between Europe and Africa left an unstable structure that is now a classic study in erosion by rivers of water, ice and rock suggesting an even greater former glory.

Engineering an Empire

They ruled over much of Europe and Asia during the Dark Ages, building stadiums, aqueducts and cathedrals. But the Byzantines' success became their downfall.

The ancient ruins of Puma Punku have mystified archaeologists ever since their discovery hundreds of years ago. Is it possible that the ruins of Puma Punku offer evidence of advanced technology being used in the ancient past?