Nazi Murder Mysteries - Season 1

A rushed investigation into the death of Hitler's niece Geli Raubal ruled that she had committed suicide. Did she die at her own hands, or was she a tragic victim of Hitler's overbearing affections?

Nazi Secret Files - Season 1

The Nazis had plans for a gigantic mirror in space that could focus sunlight into a narrow beam capable of obliterating cities and armies from 5,100 miles above the Earth.

The Underground Army - Season 1

Explore the invasion of Poland at the start of World War II and the creation of the Underground Army, a resistance movement that became the most powerful of its kind in Europe.

Ancient Engineering - Season 2

From ancient Persian ice stores hidden in the desert to terraced farming, marvel at the sheer brilliance of our ancient engineers as they solved problems and broke new ground.

Secrets of the Lost Ark - Season 1

According to the books of Maccabees, the prophet Jeremiah took the Ark of the Covenant from Jerusalem and hid it in a cave on a mountain associated with Moses; experts explore this theory.

Mysteries at the Museum - Season 12

Don Wildman examines a scorecard connected to a figure skating rivalry, an underwater microphone which detected an unlikely WWII enemy and the skull of a tiny animal behind a decades-old canine curse.

Mysteries at the Museum - Season 12

Don examines a painting at the centre of an art world scandal, a 19th-century medallion, and a blunderbuss that recalls a pirate who terrorised the high seas.

World War II - Battles for Europe - Season 1

June 1944 - American, British and Canadian troops stormed the Normandy beaches along a 50-mile stretch. We look at the amphibious tanks and the heavy kit that weighed them down as they waded ashore.

World War II - Battles for Europe - Season 1

June 1944: the British and Canadians are still short of the objective they planned to capture on D-Day: the city of Caen. This episode tells the story of the bloody fighting for the city.

World War II - Battles for Europe - Season 1

July 1944: American forces plan a major offensive named Operation Cobra. They would attack near St Lo, achieve a breakthrough, then unleash General Patton and the US Third Army to exploit the opening.

World War II - Battles for Europe - Season 1

September 1944: Montgomery proposes a bold plan to cross the Rhine and encircle Germany's industrial heartland. If successful, his plan could end the war by Christmas.

World War II - Battles for Europe - Season 1

October 1944: the Allies face a major supply crisis - vital fuel and ammunition still has to be landed at the D-Day beaches. When the port of Antwerp is liberated, it seems the crisis might be over.

Deception WWII - Season 1

WWII began with a deadly deception inside a Polish radio station; the early years of the war saw deception in its infancy, from code-breaking and spies to fake bombing sites and even inflatable tanks.

Deception WWII - Season 1

By 1942, deception had become extremely sophisticated; the most cunning operation used a deceased homeless man to trick the entire Nazi leadership about the Normandy invasion.

Deception WWII - Season 1

Technology was used to deceive the enemy; radio and transmitters spread false information, and a ghost army tricked entire enemy forces by using sound effects.

Deception WWII - Season 1

With the war swinging toward the Allies, both sides still used some masterful deceptions; the post-war era saw the US and Soviet Union in a deadly game of espionage in the race for atomic supremacy.

Black Panthers of WW2

The Lost World of Angkor Wat - Season 1

Laser surveys lead the team to undiscovered jungle temples, ground-penetrating radar reveals how kings took new territory, and could a huge jungle pyramid expose the makings of a mysterious cult?

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.

Decoding Saqqara

The Pope and Hitler - Opening the Secret Files on Pius XII

Nuremberg - Nazis on Trial

Auschwitz - One Day