We discover an intriguing new theory about Göbekli Tepe in southern Turkey; one of the world's oldest mysteries dating back over 12,000 years, we still don't understand who built it or why.

Dec 1944: with Europe in the grip of a terrible winter, Hitler's Panzers spearhead an attack on the Allied frontline in the Ardennes. They are to break through and re-capture the Port of Antwerp.

Begun in 1882, the Sagrada Família became Gaudí's radical engineering laboratory. In 2026, the church yet to be finished, builders use modern engineering to raise the 170-metre spires above Barcelona.

Japan's escalation of the War in the East is devastatingly effective; despite their success, it is possible to see their inevitable defeat as they have roused the military might of the USA.

Weapons win wars; it's been claimed that the human race has spent more time, money, and effort in developing weapons than in any other single field of human endeavour.

We visit Italy to investigate Benito Mussolini, the brutal dictator whose violent path to power set the template for the rise of Nazi Germany.

Deep sea divers hunt for the wrecks of Hitler's dreaded U-Boat fleet off Ireland's Northwest coast while historians unravel the early stages of WWII's longest campaign.

Divers hunt for the wrecks of WWII's longest campaign that lie off Ireland's Northwest coast as historians explore the Allied fight back at sea and the human cost of war.

Giles Milton visits key D-Day sites along the Normandy coastline - including Omaha Beach and Pegasus Bridge - and we hear the stories of the men and women on both the attacking and defensive lines.

Giles Milton guides us round Normandy - the place where the D-Day invasion proved successful - from the gliders who went behind enemy lines to paratroopers who ambushed vital German generals.

The war turns in favour of the Allies; Montgomery turns the tables on the Afrika Corps at El Alamein, the Japanese are defeated at Guadalcanal, and the Germans are defeated at Stalingrad.

What makes a successful war leader? Influential leaders of warfare all share a vision and the ability to inspire others to follow their orders, but how they lead differs hugely.

Catholic conspirators led by Robert Catesby plotted to blow up Parliament and kill King James I; Guy Fawkes was caught guarding the gunpowder, and an anonymous letter foiled the plan.

In 1609, in the Basque Country, a local dispute turned into accusations of witchcraft. Between the 15th and 17th centuries, up to 60,000 people were condemned. Historians find out what really happened.

Feb 1945: A quarter of all the US Marines who died in WWII were killed in Iwo Jima. The Leathernecks were forced to re-think their tactics, as one in three of them became a casualty.

Ancient history knows few rulers like Constantine the Great. This first episode follows archaeologists on the stages of his life from Naissus to Rome.

Starting in the beerhalls of post-First World War Munich, Adolf Hitler captivated a nation desperate for hope; a movement was sparked that drew a loyal inner circle together driven by ambition, extremism, and blind devotion. This sprawling series unravels how economic turmoil, wounded national pride, and 'charismatic' leadership gave rise to unprecedented brutality shaped by the men and women who stood closest to Hitler; each episode focuses on one Nazi figure and provides insight into their lives. These are the threads that made up Hitler's unleashed nightmare...

Deep sea divers hunt for the wrecks of Hitler's dreaded U-Boat fleet off Ireland's Northwest coast while historians unravel the early stages of WWII's longest campaign.

Divers hunt for the wrecks of WWII's longest campaign that lie off Ireland's Northwest coast as historians explore the Allied fight back at sea and the human cost of war.