BBC Four HD 2026-08-13 Programmes start at 7.00pm. [HD] 2026-08-13 1/10. Ben Robinson visits Culross, a stunning 17th-century village that was a major centre for Scottish coal mining and the first underwater sea coal shaft in the world. [S] [HD] 2026-08-13 3/4. Series in which Julia Bradbury explores the work of fell walker and author Alfred Wainwright. Julia is in the Borrowdale Valley to climb to the summit of Castle Crag. [S,AD] 2026-08-13 3/3. Alastair Sooke charts the fall of the Roman Empire through some of its artistic treasures, including one of the best preserved Roman cities in Libya. [S] [HD] 2026-08-13 2/4. Mary Beard explores the physical world of the Roman Empire. [S,AD] [HD] 2026-08-13 5/12. The situation in the east now threatens Tiberius's position as emperor. Deals with adult themes. [S] 2026-08-13 6/12. Series chronicling the reigns of four Roman emperors. Germanicus has been murdered in Antioch, and his wife Agrippina is convinced Tiberius ordered the killing. Deals with adult themes. [S] 2026-08-13 3/3. Alastair Sooke charts the fall of the Roman Empire through some of its artistic treasures, including one of the best preserved Roman cities in Libya. [S] [HD] 2026-08-13 A remarkable journey into the secret world of bats. Cutting-edge night-vision cameras follow the hidden life of a greater horseshoe bat roost for four months. [S,AD] [HD] 2026-08-13 3/4. Series in which Julia Bradbury explores the work of fell walker and author Alfred Wainwright. Julia is in the Borrowdale Valley to climb to the summit of Castle Crag. [S,AD] 2026-08-13 1/10. Ben Robinson visits Culross, a stunning 17th-century village that was a major centre for Scottish coal mining and the first underwater sea coal shaft in the world. [S,SL] [HD] 2026-08-13 2/4. Mary Beard explores the physical world of the Roman Empire. [S,AD,SL] [HD] 2026-08-13 Programmes start at 7.00pm. [HD] 2026-08-13 2026-08-13 2026-08-13 2026-08-14 Programmes start at 7.00pm. [HD] 2026-08-14 2/10. Ben Robinson explores the remains of a lost harbour in Port Carlisle, a once-thriving port that hoped to rival Liverpool. [S] [HD] 2026-08-14 4/4. Julia Bradbury explores the work of fell walker Alfred Wainwright. She faces Scafell Pike, England's highest peak, and must reach the 978m summit before darkness falls. [S,AD] 2026-08-14 Using original witnesses, Ben Macintyre recreates the remarkable story of how one brilliant team, and one dead tramp, pulled off a deception which changed the course of WWII. [S,AD] 2026-08-14 Actors and collaborators look back at the Coen brothers' remarkable career. Contains some strong language and some violent scenes. [S,AD] [HD] 2026-08-14 A week in the life of Llewyn Davis, a struggling folk singer in 1961 New York. Contains strong language and some violent scenes. [2013] [S,AD] [HD] 2026-08-14 Detective John Shaft is hired by a Harlem gangster to rescue his kidnapped daughter. Contains very strong language, some sexual content and some violence. [1971] [S] [HD] 2026-08-14 4/4. Julia Bradbury explores the work of fell walker Alfred Wainwright. She faces Scafell Pike, England's highest peak, and must reach the 978m summit before darkness falls. [S,AD] 2026-08-14 Using original witnesses, Ben Macintyre recreates the remarkable story of how one brilliant team, and one dead tramp, pulled off a deception which changed the course of WWII. [S,AD] 2026-08-14 2/10. Ben Robinson explores the remains of a lost harbour in Port Carlisle, a once-thriving port that hoped to rival Liverpool. [S,SL] [HD] 2026-08-14 Programmes start at 7.00pm. [HD] 2026-08-14 2026-08-14 2026-08-14