Nigel follows the fortunes of polar bears, reindeer, walruses, belugas, Arctic foxes and great grey owls.

This epic eight–part series will span across nearly two millennia of bloody and turbulent battles fought on British soil.

Humans have built roads in the most unlikely, remote and dangerous places on the planet. But what is it like to travel along these routes? Six celebrities find out.

A mysterious process is underway inside every cell of our bodies. It began before we were born and will ultimately lead to death and scientists don’t understand why or how it happens. Horizon investigates ageing.

Who is the Deadliest Warrior of all time? Each week this series examines two groups of the world's most lethal men in a historical and action-packed battle.

Talented young journalist Dawn Porter aims to discover what she actually wants from a relationship and whether her perfect man even exists.

Follow engineer Steve Burrows, as he leads a team investigating the greatest buildings of Rome and Egypt.

From the frontline of war to the frontline of research, this programme meets the inspirational men and women behind the latest medical breakthroughs that will save thousands of lives – both on and off the battlefield.

Three ordinary workers – experienced, qualified and looking for a challenge – find out what it’s like to do their job under some of the toughest conditions on the planet.

Jimmy Doherty has given up the rat race to realise his dream of renovating a crumbling farm and breeding rare pigs.

James May is a man on a mission to prove why traditional, old fashioned toys are still relevant today as he pushes them to the limit in spectacular, supersize challenges.

Kevin McCloud discovers a world of curious juxtapositions in one of the most extreme urban environments on earth: Dharavi, Mumbai.

David Attenborough explores the world of amphibians and reptiles, a group of animals that have been around for millions of years and easily outnumber mammals and birds.

Packed with excitement, revelation and entertainment – with stunning screen ‘firsts’ – this breathtaking ten-part blockbuster brings you 130 incredible stories from the frontiers of the natural world.

Louis Theroux returns for two new specials tackling risqué subject matter with his award-winning and praised investigative flair.

Museum Secrets travels to the world’s most famous museums in search of weird, wonderful, amazing and fascinating stories connected with both the well-known and the more obscure exhibits held in their collections.

Making History is a fun, fast and fascinating CGI history series that answers the questions you’d love to ask about the past.

Just beyond our naked eyes lies an invisible world of secret forces that touches every aspect of life on Earth and shapes it in unseen ways. Now, for the first time, this hidden world is revealed – in action.

Cherry Healy gets to know 16 year old Gemma, who believes that she’s already met the love of her life…

Professor Brian Cox and Dara O Briain host three days of live stargazing featuring epic images from observatories around the globe.

Ben Fogle joins an expedition across Antarctica; he joins a project hoping to preserve Captain Robert Falcon Scott's Hut, frozen in time for a century.

The Banker, The Escorts and The $18 Million tells the story of Stephen Versalko – the ASB fraudster who stole almost $18m of his clients’ money to lead an audacious double life of sex, lies and betrayal, including spending around $3.4m on prostitutes.

A classic wildlife series which tells in-depth stories of incredible animals, featuring award-winning photography in some of the most extraordinary places in the world.

For the third series of The Choir, Gareth Malone goes to South Oxhey and makes it his mission to make this Hertfordshire town a centre of true choral excellence.

From thrillers to horror stories, spy movies and conspiracies, films captivate and entertain. But where does the inspiration come from? Are these stories purely fiction, or are they based on fact? True Stories uncovers the truth.

Bruce Parry sheds the trappings of a Western existence and lives alongside tribes adopting their methods and practices.

Seven celebrities trace their family trees to explore the lives of their ancestors and uncover major themes in American social history. Featuring Sarah Jessica Parker, Matthew Broderick & Spike Lee.