A personal journey into heart of the UK's newest national park - the South Downs.
Available for 29 days
1. Northern Scotland
Griff Rhys Jones explores the wilderness of the north west Highlands of Scotland.
Available for 28 days
Click visits 500 Years of Robots at the Science Museum in London.
Available for 11 months
The incredible ways in which animals cope with living in the planet's deserts.
1. Sea of Cortez
The marine experts carry out pioneering science on the 20-metre-long sperm whale.
In the Canary Islands the team take control of some of the world's largest telescopes.
Available for 24 days
Series 1: Episode 1
Frank Gardner and Benedict Allen journey through Papua New Guinea to see birds of paradise
Available for 11 days
For the wildlife and people living in the Lake District, life is one of continuous change.
Available for 26 days
James May takes a rare and privileged flight 70,000 feet above Earth in a U2 spy plane.
Ellie helps to give Cheddar Gorge its annual clean-up.
Available for 27 days
3. Ceramics: How They Work
How simple clay, sand and rock can build cities and transform the way we view our world.
Available for 7 days
A look at the lives of residents and visitors to Blencathra in the Lake District.
2012-2013: 7. The Truth About Meteors: A Horizon Special
Iain Stewart explains what meteorites and asteroids are, and the danger they pose.
Available for 23 days
In Afghanistan, Kate Humble meets traditional shepherds in the remote Wakhan Corridor.
This travels to the very depths of the seas, to reveal a spectacular variety of life.
Available for 21 days
2013-2014: 5. Meet The Monkeys
Wildlife cameraman Colin Stafford-Johnson revisits a gang of crested black macaques.
Available for 19 days
The spy creatures go undercover to discover how friendship is a vital part of animal life.
Available for 13 days
A Japanese-led team of scientists attempt to shed light on the world of deep sea sharks.
2016-2017: 9. Cheetahs: Growing Up Fast
David Attenborough narrates this astonishing story of a wild cheetah family.
Available for 12 days
A look at the animals competing to survive in the rich habitats of the planet's jungles.
Available for 22 days