The Emperor's Lost Harbour

Hélikè, la cité engloutie

It's the most extraordinary feat of engineering in history, and one of the most iconic man-made structures on the planet - the Great Wall of China, stretching thousands of miles across barren deserts and treacherous mountains before finally plunging into the sea. But why did the Chinese go to such staggering lengths to build it, and what are the secrets that have enabled it to survive for over 2,000 years? Now, ground breaking science is re-writing its complex history and de-coding its mysteries to reveal that there is much more to the Great Wall than just bricks and mortar. Cutting edge chemistry reveals that the secret to the Great Wall's remarkable strength is a simple ingredient found in every kitchen, and a new survey also determines that its length is truly amazing, as we finally solve the enigma at the heart of the world's greatest mega-structure.

National Geographic follows archaeologist Ehud Natzer in his discovery of the tomb of Herod the Great.

Built in 1755 at the height of the French and Indian War, Braddock's Road was one of the nation's most infamous military roads. Traces of this historic route, in western Maryland, still remain, buried beneath soil and brush, and a team of archaeologists is on the hunt.

Showcasing three short films by American writer James Baldwin, wherein he muses about race, sexuality and civil rights, among other topics, in Istanbul, Paris and Great Britain.

Up to one million gladiators are thought to have died in arenas across the Roman Empire. And, although fascination with gladiators has been high, the details of their lives and deaths remain fragmentary. Now, with the discovery of an ancient Roman burial site containing 80 skeletons thought to be gladiator warriors, National Geographic recreates the world of the Roman arena and how six gladiators lived, fought and died.

At the dawn of the Christian era, Petra, capital of the rich kingdom of the Nabataeans, bordering the deserts of Arabia, Syria and the Negev, was absorbed by the Roman Empire and, after being sacked by the Bedouins, disappeared from the memory of mankind; but its secrets are gradually being revealed thanks to an enormous excavation work.

Le vrai visage des Vikings

In northern Peru, the unprecedented archaeological discovery of the largest known mass child sacrifice in the world opens the doors to the kingdom of Chimor. This international archaeological investigation carried out like a criminal investigation reveals the mysteries of the last civilization of the Andes before the arrival of the Incas.

Istanbul's street vendors adapt to fast paced urban changes when their neighborhoods are destroyed and residents are evicted over the course of 5 years.

Year 1969 - in Turkey. 60s youth were living the most excited days. There was a great effort to make a bridge in Istanbul, on the Bosphorus. Meanwhile, on the eastern border of Turkey, in a Kurdish city between the borders of Iran and Iraq that is left to its destiny, in Hakkari, Zap River was taking lives since there were no passage on it.

A film on the "SAPPHIRE", the oldest identified wreck in Canadian waters. Parks Canada's underwater archaeology team is responsible for the excavation of the three-hundred-year-old frigate.

To outsiders, Turkmenistan is one of the world's least known countries. For the first time in ten years, a film crew has been free to visit spectacular excavation sites and follow international researchers into areas that have long been off-limits. Once considered the poorest part of the Soviet Union, oil and natural gas have brought new wealth to Turkmenistan today. A little known fact in the West is that 4,000 years ago, the country was home to one of the ancient world's centers of power. Although it flourished around the same time as the advanced civilizations of Mesopotamia and Egypt, the Margiana empire was later largely forgotten. Since the fall of the Soviet Union, the country has been slowly opening up to international researchers, and its astounding cultural heritage is coming to light.

Les secrets du mont Olympe

Pythéas, l'astronome voyageur

The Mystery of the Cocaine Mummies

What killed King Tutankhamun? Ever since his spectacular tomb was discovered, the boy king has been the most famous pharaoh of all ancient Egypt. But his mysterious death, at just 19 years old, has never been explained. In this BBC One special, presenter Dallas Campbell reveals new scientific research and carries out unique experiments to get to the truth. For the first time, a virtual autopsy of Tut's mummified body reveals astonishing secrets about the pharaoh. Using CT scan data, the programme creates the first ever full size, scientifically accurate image of the real Tutankhamun. Brand new DNA analysis uncovers a shocking secret about Tut's family background, and the genetic trail of clues leads to a radical and revolutionary new theory to explain Tut's sudden and unexpected death. This is an epic detective story that uncovers the extraordinary truth of the boy behind the golden mask.

As part of a high-tech forensic probe into the demise of Egyptian Pharaoh Tutankhamun, scientists use X-rays and CT scans as they attempt to reach a conclusion about just how this famed king died. In addition, they explore the mysterious curse on explorers linked to Tut's tomb excavation.

David Attenborough brings to life, in unprecedented detail, the last days of the dinosaurs. Palaeontologist Robert DePalma has made an incredible discovery in a prehistoric graveyard: fossilised creatures, astonishingly well preserved, that could help change our understanding of the last days of the dinosaurs. Evidence from his site records the day when an asteroid bigger than Mount Everest devastated our planet and caused the extinction of the dinosaurs. Based on brand new evidence, witness the catastrophic events of that day play out minute by minute.

In summer 2003, when the heatwave hit in Europe, in Switzerland, the glacier below the Schnidejoch pass, released a mysterious object: a piece of a Neolithic quiver.