Secret History Season 13 Episode release dates & where to watch

1. Tutankhamun: The Mystery of the Burnt Mummy

Nearly a century after Howard Carter's discovery of Tutankhamun, Egyptologist Dr. Chris Naunton returns to Carter's vast excavation files; the notes suggest that the Boy King's mummy was burned.

2. Queen Victoria And The Crippled Kaiser

Documentary revealing the secret childhood of Queen Victoria's eldest grandson, the future Kaiser Wilhelm II, through a long-hidden cache of intimate family letters. Wilhelm was born with a permanently paralyzed arm - a disability considered shameful at the time - and was subjected to a series of bizarre and often cruel attempts to cure the condition. These childhood experiences are believed to have helped create a highly dysfunctional connection between the boy and his mother, Victoria, Princess Royal, and to have shaped his love-hate relationship with her country.

3. Finding Babylon's Hanging Garden

The Hanging Garden of Babylon is the only one of the seven wonders of the ancient world for which no archaeological evidence has ever been found. Centuries of digging have turned up nothing, and many people assume it never existed. But has everyone simply been looking in the wrong place?

4. New Secrets of the Terracotta Warriors

The discovery of China's Terracotta Army in 1974 revealed just a fraction of this extraordinary treasure. This documentary has exclusive access to the latest discoveries.

5. The Dambusters' Great Escape

The extraordinary story of how two RAF squadrons sank Germany's most dangerous Second World War battleship, after 34 failed attempts

6. Return of the Black Death Finale

Bubonic plague is still around today, but kills in small numbers. Why did it kill so many people in 1348? The discovery of 25 medieval skeletons in London provides new answers.