Grace Kelly's Missing Millions

Ancient Engineering - Season 1

Stone Age engineers were creating structures known as megaliths before metal tools or the invention of the wheel; now archaeologists are revealing the truth behind these mysterious monuments.

Castles - Bastions of Power - Season 1

We examine the military function of 11th to 16th-century castles, travelling from the White Tower in London to Chateau Gaillard in Normandy and the castle of the last of Europe's robber knights.

Roman Megastructures - Season 1

Using 3D imagery, reconstitutions and interviews with historians and archaeologists, this episode tells the story of Gallo-Roman Paris and uncovers the vestiges of ancient Paris: Lutetia.

Royals: Keeping the Crown - Season 1

Queen Elizabeth had clung onto power, but the royals' position was made all the more perilous as powerful anti-Establishment voices in the press threatened to end the era of deference to royals.

The Secret Story of the Knights Templar - Season 1

The Knights Templar were established as a special religious-military order within the tradition of medieval knighthood, but the rise and fall of the Order involves several secrets and mysteries.

Wicked Inventions - Season 2

Like it or not, warfare, conflict and the need to explore the unknown is the catalyst for human progress in technology. The fact is that mankind is at its most inventive when it's being destructive.

Henry VIII: Man, Monarch, Monster - Season 1

Henry's infamous relationship with Anne Boleyn turns from infatuation to deadly hatred, while his obsession with marrying Anne results in a cataclysmic break with the Roman Catholic Church.

Royals: Keeping the Crown - Season 1

World War II might have been over, but it still cast a long shadow over royal families, particularly those with links to fascism. Buckingham Palace turned to Elizabeth to keep the public's faith.

Scanning the Nile - Season 1

In northern Egypt, off of the coast of Alexandria, we set off on a journey to discover the incredible stories of two ancient sunken cities at the mouth of the Nile.

Scanning the Nile - Season 1

In the region of Cairo, the Nile fertilised the earth, but it also provided water to the canals that were used for the construction of the pyramids, among other things.

Scanning the Nile - Season 1

Built on the shores of the Nile, Luxor is home to the greatest monuments of the New Kingdom: the Karnak complex, the temple of Denderah, and the million-year-old castle of Ramesses II.

Scanning the Nile - Season 1

The first cataract of the Nile cuts through Aswan, making it a natural border and a gateway to the gold of the Pharaohs; we dive into the waters of Elephantine Island to discover the oldest Nilometer.

New Secrets of the Terracotta Warriors

A History of Christianity - Season 1

This episode reveals that the true origins of Christianity lie to the east, and that the headquarters of Christianity might have been in Baghdad instead of Rome.

A History of Christianity - Season 1

This episode explores how a small Jewish sect from the backwoods of first-century Palestine, which preached humility and poverty, became a wealthy and powerful worldwide religion.

A History of Christianity - Season 1

This episode examines Eastern Orthodox Christianity, which flourishes in Russia and the Balkans and has over 150 million members worldwide.

A History of Christianity - Season 1

Early Protestants were radicals who tore apart the Catholic Church. This episode looks at the battle that split Christianity into two faiths.

A History of Christianity - Season 1

This episode examines Evangelical Protestantism that has spread across the globe and has been driven by the search for a direct emotional relationship with God.

Roman Megastructures - Season 1

Using 3D imagery, reconstitutions and interviews with historians and archaeologists, this episode tells the story of Gallo-Roman Paris and uncovers the vestiges of ancient Paris: Lutetia.

The Lost World of Angkor Wat - Season 1

The team uses drones to explore one of the world's largest ancient water systems, and ancient weapons and traces of a colossal iron industry reveal the truth behind the power of the Khmer military.

Cold Case History - Season 1

On April 26th, 1478, Lorenzo and Guiliano Medici were brutally attacked; while Lorenzo survives, Guiliano bleeds to death on the floor of a cathedral as the attacker flees. Who stabbed Guiliano Medici?

The American Dream of Bobby Kennedy