Katty Kay in Washington and Christian Fraser in London return to report on the events that are shaping the world.
Documentary which reveals how the Parachute Regiment's historic missions in Normandy and Arnhem in World War II continue to motivate its recruits to this day. Show more
Huw Edwards presents the history of Wales. He delves into the world's biggest prehistoric copper mine, and reveals the true scale of the Roman occupation. Show more
Stories told by the last Tommies, remembering WWI. The survivors of the Somme in 1916 and their families back home reveal the true horror and tragedy of the battle. Show more
Simon's mum and stepdad want to take Ben to Devon for three weeks, which causes Simon and Emily to wonder why they are not willing to take Rosie. Show more
Sam Willis continues his journey west in Iran. He begins in Persepolis, heart of the first Persian Empire, before heading to Istanbul and then coming full circle to Venice. Show more
Lost Kingdoms of Central America
Episode 2: The People Who Greeted Columbus
59 minutes on BBC Four HD
Looking at the Taino people of the Caribbean, who had a multicultural society with drug-infused rituals, strange skulls and amazing navigation. Show more
The surprising tales behind treasures such as the Tara Brooch, the Broighter Hoard, the Waterford Charter Roll and others that have helped to shape and create modern Ireland. Show more
Documentary examining the work of the BBFC, casting an eye over some of the most infamous cases in its history and analysing how it works with film-makers themselves. Show more
Stories told by the last Tommies, remembering WWI. The survivors of the Somme in 1916 and their families back home reveal the true horror and tragedy of the battle. Show more