BBC Four HD

Programmes start at 7.00pm.

Coverage of day 9 of the World Snooker Championship at the Crucible Theatre, Sheffield.

River takes its audience on a journey through space and time spanning six continents, showing rivers on a scale and from perspectives never seen before.

Richard E Grant explores how modern art and the Riviera grew up together when the Cote d'Azur became both a hedonistic playground and an experimental studio.

Investigation into the extraordinary life of Gershwin's classic composition Summertime.

Historian Bettany Hughes is in Greece, on the trail of the hugely influential maverick thinker Socrates, who was executed for his beliefs.

Richard E Grant explores how modern art and the Riviera grew up together when the Cote d'Azur became both a hedonistic playground and an experimental studio.

Programmes start at 7.00pm.

Programmes start at 7.00pm.

Adventurer Paul Rose heads for Wensleydale in a three-part series about the Yorkshire Dales. He finds out why cycling is so popular and meets a family of Dales dormice.

Robbie battles his way through blanket weed on the Shropshire Union Canal.

The documentary series which unearths lost cities looks at the mystery surrounding the Egyptian city of Piramesse, built by Ramesses the Great.

Documentary telling the story of the 1951 Festival of Britain, which in a period of austerity showed how to carve out a bright new future through design and ingenuity.

Andrew Graham-Dixon tells the story of artist Paul Nash and how his experiences during the First World War haunted his later work.

Janina Ramirez and Alastair Sooke discover Barcelona through its art and architecture, including the frescoes that inspired Miro and a surprising collection of vintage fans.