BBC Four HD 2026-09-01 Programmes start at 7.00pm. [HD] 2026-09-01 7/10. Tim Dunn rides up Yr Wyddfa's (Snowdon's) railway to visit the summit station and discovers how a glass structure envelopes Strasbourg's 19th-century station. [S,AD] [HD] 2026-09-01 Chris Beardshaw visits Britain's most inspirational gardens. He meets an enthusiastic group of organic farmers in Kent and helps a family trying to grow their own produce. [S] 2026-09-01 2/3. Richard Miles shows how 18th- and 19th-century discoveries overturned ideas of when and where civilisation began as empires competed to own the past. [S] [HD] 2026-09-01 Magnus Magnusson presents the quiz programme from City University. Specialist subjects include Dante Gabriel Rossetti, Sir Francis Drake and lady members of the House of Commons. [S] 2026-09-01 Robert Robinson hosts as Frank Muir, Elizabeth Knight and Patrick Lichfield face Arthur Marshall, Anna Ford and Derek Jacobi in the panel game of word definitions and deceptions. [S] 2026-09-01 Film following renowned Vermeer expert Gregor Weber as he explores the latest techniques and new discoveries that are bringing us closer to understanding Vermeer and how he worked. [S] [HD] 2026-09-01 Documentary looking into what killed King Tutankhamun, the boy pharaoh. Dallas Campbell reveals new scientific research and carries out unique experiments to get to the truth. [S,AD] [HD] 2026-09-01 1/3. James Fox uses art to chart humankind's earliest attempts to gain control over nature. [S] [HD] 2026-09-01 Chris Beardshaw visits Britain's most inspirational gardens. He meets an enthusiastic group of organic farmers in Kent and helps a family trying to grow their own produce. [S] 2026-09-01 Film following renowned Vermeer expert Gregor Weber as he explores the latest techniques and new discoveries that are bringing us closer to understanding Vermeer and how he worked. [S] [HD] 2026-09-01 2/3. Richard Miles shows how 18th- and 19th-century discoveries overturned ideas of when and where civilisation began as empires competed to own the past. [S,SL] 2026-09-01 Programmes start at 7.00pm. [HD] 2026-09-01 2026-09-01 2026-09-01 2026-09-02 Programmes start at 7.00pm. [HD] 2026-09-02 8/10. Tim Dunn visits the former HQ of London Underground, 55 Broadway, which was the capital's first skyscraper, and sees the timber-framed Barmouth Bridge in north Wales. [S,AD] [HD] 2026-09-02 Chris Beardshaw visits inspirational gardens by helicopter. This time he is in Devon to help Carol Cooper and her husband Stephen develop a spring woodland garden. [S] 2026-09-02 5/8. Sitcom. DeVere hosts the traditional hunt ball but asks Marjory to organise it instead of Audrey, who in turn arranges an exquisite revenge. [S] 2026-09-02 4/7. Sitcom. Hyacinth volunteers to meet a special guest for the ladies' luncheon club, a retired commodore. It is a task that puts Hyacinth in a compromising position. [S] 2026-09-02 2/2. Dan Snow reveals how the Irish saved Britain from cultural oblivion in the Dark Ages, as missionaries brought literacy and technology to Scotland and England. [S,AD] 2026-09-02 3/3. How the colour boom and digital revolution have shaped modern British photography. [S,AD] [HD] 2026-09-02 Discover the maverick behind some of the most iconic images of the past century. [S,AD] [HD] 2026-09-02 Brenda Emmanus meets and profiles ten great living British designers, to find out what inspires them and explore how they have responded to society's evolving tastes. [S] [HD] 2026-09-02 Chris Beardshaw visits inspirational gardens by helicopter. This time he is in Devon to help Carol Cooper and her husband Stephen develop a spring woodland garden. [S] 2026-09-02 3/3. How the colour boom and digital revolution have shaped modern British photography. [S,AD] [HD] 2026-09-02 2/2. Dan Snow reveals how the Irish saved Britain from cultural oblivion in the Dark Ages, as missionaries brought literacy and technology to Scotland and England. [S,AD] 2026-09-02 Programmes start at 7.00pm. [HD] 2026-09-02 2026-09-02 2026-09-02