Katty Kay in Washington and Christian Fraser in London report on the events that are shaping the world.
For artist Dalani Tanahy, the painstaking process of creating 'kapa' - cloth made from tree bark - symbolises the resurgence of indigenous Hawaiian pride and identity. Show more
Documentary series about the South Pacific islands. This edition looks at the birth, growth and death of an island, with images of an erupting underwater volcano. Show more
Using 3D graphics, Neil Oliver explores a recently-discovered 5,000-year-old temple in Orkney that has triggered new thoughts about the beliefs of Neolithic people. Show more
Dr George McGavin and Dr Zoe Laughlin chronicle the history of rubbish and explore how what we throw away tells us about the way we live our lives. Show more
A Storyville documentary: a profile of the first globally famous stunt performer, exploring the charisma and showmanship at the heart of Evel Knievel's improbable success. Show more
Bought with Love: The Secret History of British Art Collections
Episode 2: The Golden Age
59 minutes on BBC Four
Available for years
Helen Rosslyn focuses on the 18th century, the Grand Tour era when aristocrats filled their Palladian villas with masterpieces by 17th-century classical painters. Show more
Documentary series about the South Pacific islands. This edition looks at the birth, growth and death of an island, with images of an erupting underwater volcano. Show more
Using 3D graphics, Neil Oliver explores a recently-discovered 5,000-year-old temple in Orkney that has triggered new thoughts about the beliefs of Neolithic people. Show more