Executive Producer
Professor Niall Ferguson argues that Britain's decision to enter the First World War was a catastrophic error that unleashed an era of totalitarianism and genocide.
Executive Producer
What is true and what is false in the hideous stories spread about the controversial figure of the Roman emperor Gaius Julius Caesar Augustus Germanicus (12-41), nicknamed Caligula? Professor Mary Beard explains what is accurate and what is mythical in the historical accounts that portray him as an unbalanced despot. Was he a sadistic tyrant, as Roman historians have told, or perhaps the truth about him was manipulated because of political interests?
Executive Producer
The printing press was the world's first mass-production machine. Its invention in the 1450s changed the world as dramatically as splitting the atom or sending men into space, sparking a cultural revolution which shaped the modern age.
Executive Producer
The largest predator on the planet, the sperm whale, is your host for an amazing exploration of the final frontier -- the world at the bottom of the ocean. From the makers of the Walking With series comes this incredible marine tour, in which you'll witness a rarely seen world of hidden mountain ranges, majestic canyons, volcanoes and the beautiful and often deadly creatures that inhabit the deep sea.