It's the ultimate Clash of the Gods as the Olympians challenge the Titans in mythology's greatest showdown. This is a pivotal battle that experts believe may have been ancient code for a real world event.

Mummy Forensics

The body of a South American mummy has a number of visible wounds, and a large hole in his skull. The team work to find out: was the man a victim of crime?

The quest for the one of the largest treasures in modern day history continues. The Lost Gold of World War II returns to resume the search for hundreds of billions of dollars of stolen loot supposedly hidden by Japanese General Tomoyuki Yamashita.

The series finale focuses on the reliquary casket. Carl and Hamilton know the casket dates to a later period - probably early 15th century. Yet a series of engravings on it - the 'box code' - appears to make veiled references to Templar beliefs.

An exploration of the shapes and patterns seen when observing planets and galaxies, and how the form of the universe itself was created.

A priceless relic unearthed on a shipwreck in Madagascar launches dive expert Barry Clifford and historian Scott Wolter on a world-wide investigation to find out if there's a link between the 17th century pirates and the medieval Knights Templar.

Russia's first Tsar led a brutal and unpredictable life. Follow the story of the fortification and expansion of his nation.

A massive landslide chases a group of construction workers. A tornado tears through an airport and an earthquake threatens a 700-year-old church. Mother Nature continues her killing spree.

It's the ultimate Clash of the Gods as the Olympians challenge the Titans in mythology's greatest showdown. This is a pivotal battle that experts believe may have been ancient code for a real world event.

Mummy Forensics

The body of a South American mummy has a number of visible wounds, and a large hole in his skull. The team work to find out: was the man a victim of crime?

The quest for the one of the largest treasures in modern day history continues. The Lost Gold of World War II returns to resume the search for hundreds of billions of dollars of stolen loot supposedly hidden by Japanese General Tomoyuki Yamashita.

The series finale focuses on the reliquary casket. Carl and Hamilton know the casket dates to a later period - probably early 15th century. Yet a series of engravings on it - the 'box code' - appears to make veiled references to Templar beliefs.

An exploration of the shapes and patterns seen when observing planets and galaxies, and how the form of the universe itself was created.

A priceless relic unearthed on a shipwreck in Madagascar launches dive expert Barry Clifford and historian Scott Wolter on a world-wide investigation to find out if there's a link between the 17th century pirates and the medieval Knights Templar.

Russia's first Tsar led a brutal and unpredictable life. Follow the story of the fortification and expansion of his nation.

It's the ultimate Clash of the Gods as the Olympians challenge the Titans in mythology's greatest showdown. This is a pivotal battle that experts believe may have been ancient code for a real world event.

Mummy Forensics

The body of a South American mummy has a number of visible wounds, and a large hole in his skull. The team work to find out: was the man a victim of crime?

The quest for the one of the largest treasures in modern day history continues. The Lost Gold of World War II returns to resume the search for hundreds of billions of dollars of stolen loot supposedly hidden by Japanese General Tomoyuki Yamashita.

The series finale focuses on the reliquary casket. Carl and Hamilton know the casket dates to a later period - probably early 15th century. Yet a series of engravings on it - the 'box code' - appears to make veiled references to Templar beliefs.

An exploration of the shapes and patterns seen when observing planets and galaxies, and how the form of the universe itself was created.

UFOs are the biggest mystery of our time and somebody - or something - seems determined to keep it that way.

The confluence of two geological forces created and continues to build the island of Iceland. They also keep the geology active with global implications. For now the massive, but retreating, glaciers are keeping the glaciers in check.

For more than 500 years, Rome was the most powerful and advanced civilisation the world had ever known, built by an unprecedented mastery of engineering and labour.

All around the world are examples of physical evidence suggesting humans are not alone in the universe, but has this evidence been left behind for a purpose? Is it a series of clues we are meant to decipher? Giorgio A Tsoukalos investigates.

Ancient Top 10

From the riddles of the Sphinx to mummification and the pyramids, Egypt has seen some of the highest-profile archaeological finds in history. But with so many contenders, which secret has had the biggest impact on our view of Ancient Egypt?

After tracking Hitler's attempts to return to power through wealthy supporters in Argentina and Brazil, Bob Baer and Dr. John Cencich hit the ground in South America to tackle their biggest lead yet.

Mining the earth for coal, erecting drilling rigs for oil and natural gas to pipe to our homes, smelting iron ore into buildings of iron and steel - all of these are fundamentals of the modern industrialised world, but they are nothing new.

Host Bobby Bognar crisscrosses the country to reveal what's behind a pancake breakfast. He gets fresh with a cow in a quest to learn if there really is butter in buttermilk pancakes.