Lift. Hannah goes behind the scenes to look at the technology behind the lift, entering a 246m high lift shaft to test everything from the brakes to her own fear of heights. 6/6. Mathematician and television presenter Hannah Fry hosts a series revealing the miraculous technologies that define the modern world.

From Here to There. Alaskans test their will and luck against Dark Winter's obstacles. 6/20. The brutal Alaskan winter dominates life for the hardy characters in this awe-inspiring series.

L-Animals. Stephen Fry asks questions on 'L-Animals' with guests Sarah Millican, Ross Noble, Colin Lane and Alan Davies. 1/18. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Pioneering Women Special. A celebration of the achievements of some of Britain's most inspirational women, filmed in the Houses of Parliament. 1/26. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Bread Week. The remaining bakers have a lot to prove as they put their own twist on a classic Italian focaccia, make a Greek-inspired snack and create ambitious designs in milk bread. 3/10. Twelve enthusiastic contestants face three challenges a week as they take part in a competition to determine which of them is Britain's best amateur baker.

Random. Sandi Toksvig is joined by Bill Bailey, Daliso Chaponda, Sally Phillips and Alan Davies for a completely random selection of quite interesting information. 15/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Episode 3. In the shadows of Sellafield, the most hazardous industrial site in western Europe, Simon meets members of the Civil Nuclear Constabulary. He's also given rare access to Sellafield's aging facilities. 3/3. From submarine workers to hill farmers, Simon Reeve meets the people of Cumbria, revealing new insights into this stunning corner of Britain.

Sicily. An extraordinary journey through Sicily across a landscape bearing the remains of ancient civilizations, and seven UNESCO World Heritage Sites. 1/6. Enjoy six very individual and stunningly beautiful train journeys from around the world. On each one we'll meet the people who work and live along the special rail line in six different countries.

Series 26, Episode 15. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of. 15/55. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of.

Random. Sandi Toksvig is joined by Bill Bailey, Daliso Chaponda, Sally Phillips and Alan Davies for a completely random selection of quite interesting information. 15/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Episode 3. In the shadows of Sellafield, the most hazardous industrial site in western Europe, Simon meets members of the Civil Nuclear Constabulary. He's also given rare access to Sellafield's aging facilities. 3/3. From submarine workers to hill farmers, Simon Reeve meets the people of Cumbria, revealing new insights into this stunning corner of Britain.

Bread Week. The remaining bakers have a lot to prove as they put their own twist on a classic Italian focaccia, make a Greek-inspired snack and create ambitious designs in milk bread. 3/10. Twelve enthusiastic contestants face three challenges a week as they take part in a competition to determine which of them is Britain's best amateur baker.

Cardiff Castle 2. At Cardiff Castle, Fiona Bruce is on the hunt for a rare 1933 penny worth a small fortune while one expert finds a piece he has been waiting 40 years to see. 18/26. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Episode 3. A tiny chameleon faces the journey of a lifetime in a Madagascan forest, and a water vole in Scotland swims across a loch and scales a mountain to find new territory and a mate. 3/3. Dive into the extraordinary journeys of six tiny animals.

A Medley of Maladies. Comedy panel game in which four celebrity contestants try to answer to extremely obscure questions, hosted by Stephen Fry. Guest panelists this week are Matt Lucas, Ross Noble and Lucy Porter. 1/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Military Matters. Comedy panel game in which four contestants try to answer very obscure questions, hosted by Stephen Fry. Guest panelists this week are Jimmy Carr, Jeremy Clarkson, Sheila Hancock. 2/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Southern Australia. A coast-to-coast journey through the Australian outback along the iconic Indian Pacific Railway. It takes two days to travel from Sydney to Adelaide - including the the spectacular Blue Mountains. 5/10. Enjoy six very individual and stunningly beautiful train journeys from around the world. On each one we'll meet the people who work and live along the special rail line in six different countries.

Trainer. Hannah Fry visits E-bay's Authentication Centre where they're waging war against fake high value trainers. She discovers how American breakfast waffles transformed our trainer soles, that a family feud created two of the world's biggest trainer brands and how an 18th century tea set led to the use of celebrity endorsement. 6/6. Mathematician and television presenter Hannah Fry hosts a series revealing the miraculous technologies that define the modern world.

World War I Special. This special episode, filmed at the Etaples Military Cemetery in France, presents poignant items chosen by the team to mark the end of World War I and its aftermath. 2/26. Experts invite the public to bring along their antiques for examination. Some find their 'bric-a-brac' to be worth much more than they ever suspected.

Series 3, Episode 3. Claudia takes the sewers back in time to the 1950s, when home sewing was at its height. The sewing room is transformed in line with the era for them to complete the challenge. 3/6. Amateur sewers take on challenges as they compete to be Britain's best home sewer. Their creations are judged by Savile Row's Patrick Grant and sewing expert May Martin.

Trundling. Join Sandi Toksvig as she goes trundling along with Alan Davies, Tom Allen, Cariad Lloyd, Jamie MacDonald. 11/14. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

This, That and The Other. Sandi Toksvig talks through a tantalising trunkful of 'T' topics with Jo Brand, Guz Khan, Sally Phillips and Alan Davies. 12/14. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Series 26, Episode 42. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of. 42/55. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of.

Series 14, Episode 1. Jon Richardson and Sara Pascoe take on Sean Lock and Richard Ayoade, as Jimmy Carr hosts with Rachel Riley. Nick Helm joins Susie Dent in Dictionary Corner. 1/13. Combining two of viewers' favourite shows means that viewers get to play along, a bonus for both quiz and comedy fans alike. Jimmy Carr hosts the famous words and numbers quiz, plus etymologist Susie Dent on the letters, and maths whizz Rachel Riley on the numbers.

Series 1, Episode 6. Hidden deep in the forests of Vietnam a local man, Mr Ho Khanh, made an extraordinary discovery - possibly the world's largest cave. But to film there first the Planet Earth III team have to get there. 6/7. A behind-the-scenes look at the final chapter of the Planet Earth trilogy, which explores the greatest habitats on our amazing planet.

Series 29, Episode 16. Among the guests joining Graham tonight are Oscar winner Penelope Cruz and iconic Spanish director Pedro Almodóvar, promoting their new film Parallel Mothers; and Scottish X-Men star James McAvoy. 16/22. Graham Norton introduces another instalment of his trademark mix of cheeky celebrity chat and live music performances.

Episode 1. Bringing his hilarious tour to the legendary Hammersmith Apollo, Dara Ó Briain leads the audience on a rip-roaring journey through expertly crafted routines, cracking one-liners and spontaneous gag-making. 1/1. Bringing his hilarious tour to the legendary Hammersmith Apollo, Dara Ó Briain leads the audience on a rip-roaring journey through expertly crafted routines, cracking one-liners and spontaneous gag-making.

Episode 1. Bridget Christie talks to a packed audience about gender, sex and equality at London's Hoxton Hall in her debut stand-up comedy show. 1/1. Bridget Christie talks to a packed audience about gender, sex and equality at London's Hoxton Hall in her debut stand-up comedy show.

A Medley of Maladies. Comedy panel game in which four celebrity contestants try to answer to extremely obscure questions, hosted by Stephen Fry. Guest panelists this week are Matt Lucas, Ross Noble and Lucy Porter. 1/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Military Matters. Comedy panel game in which four contestants try to answer very obscure questions, hosted by Stephen Fry. Guest panelists this week are Jimmy Carr, Jeremy Clarkson, Sheila Hancock. 2/16. Panel game hosted in which celebrity guests have to answer questions, avoiding repeating common misconceptions and urban myths.

Series 26, Episode 15. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of. 15/55. Quiz show in which contestants try to score as few points as possible by coming up with the answers that no-one else can think of.

Series 14, Episode 1. Jon Richardson and Sara Pascoe take on Sean Lock and Richard Ayoade, as Jimmy Carr hosts with Rachel Riley. Nick Helm joins Susie Dent in Dictionary Corner. 1/13. Combining two of viewers' favourite shows means that viewers get to play along, a bonus for both quiz and comedy fans alike. Jimmy Carr hosts the famous words and numbers quiz, plus etymologist Susie Dent on the letters, and maths whizz Rachel Riley on the numbers.

Series 29, Episode 16. Among the guests joining Graham tonight are Oscar winner Penelope Cruz and iconic Spanish director Pedro Almodóvar, promoting their new film Parallel Mothers; and Scottish X-Men star James McAvoy. 16/22. Graham Norton introduces another instalment of his trademark mix of cheeky celebrity chat and live music performances.