Katty Kay in Washington and Christian Fraser in London report on the events that are shaping our world.

Michael Portillo begins his journey in Stirling, where he visits the scene of a bloody battle at Bannockburn. In Perth, he learns how to make a sporran. Show more

Documentary about the adventures, life and times of William Marshal - an eminent English knight who fought in battles across Europe and survived court intrigue and exile. Show more

The BBC opens up its vaults to reveal the forgotten files on the world's most famous secret agent. Featuring rare and candid interviews with all six actors to play 007. Show more

A short introduction to the 1982 Bafta-winning Arena classic from Kirsty Young. This programme does not include the documentary itself. Show more

First transmitted in 1982, Arena celebrates Roy Plomley's classic radio favourite, with the help of celebrity castaways, including Frankie Howerd, Arthur Askey and Paul McCartney. Show more

The series on the history of 20th-century farming in Britain looks at how Hereford and Aberdeen Angus cattle helped earn Britain a reputation as the stockyard of the world. Show more

While visiting Tuscany and Umbria, Francesco da Mosto learns how to be the perfect courtier in Urbino and goes grape harvesting in Chianti. Show more

Catharine Edwards explores the lives of Messalina, whose scandalous reputation lives on, and the skilled politician Agrippina, Caligula's sister, Claudius's wife and Nero's mother. Show more

Rock art is important to the Indigenous Australian way of life. Ray Mears travels with an Indigenous artist to learn more about it and to have a try at rock art himself. Show more

Using archive film, Alice Roberts uncovers how the monument of Stonehenge has been interpreted, argued over and debated by some of Britain's leading historians and archaeologists. Show more