British writer and historian William Lindesey explores the most remote parts of China's national monument. He questions peasants and herders, experts and scholars, in a bid to learn how long the Great Wall is.

South African naturalist Mike Rutzen is crazy about great white sharks. He never saw Jaws, so he doesn't share the terror that makes these sharks the world's most feared predator. For ten years Mike has swum with great whites, without the protection of a cage. He has spent so much time in their company that he has learnt to read their body language and to think like a shark - it's this knowledge that keeps him safe. Mike's quest to understand them better now takes him into the heart of a seal ambush site, where he hopes to witness their hunting behaviour from under water.

Mikey goes on a treasure hunt to Venezuela for a rare CL-215 waterbomber. Cargo Manager Kelly’s stress levels hit a new high when she returns from her Mexican vacation in even worse health than when she left. And new pilots Andrew and Graeme face the toughest test of their young careers – flying with irascible Buffalo boss Joe McBryan.

Explorer examines the powerful and highly addictive drug methamphetamine also known as "meth". Correspondent Lisa Ling charts meth's impact in the United States and in the world.

Between Rock and an Art Place – How rock became a vehicle for artistic ideas and theatrical performance. From the pop-art multi-media experiments of Andy Warhol and the Velvet Underground to the sinister gentility of Peter Gabriel's Genesis, White Light, White Heat traces how rock became a vehicle for artistic ideas and theatrical performance. We follow Pink Floyd from the fated art school genius of Syd Barrett through the global success of Dark Side of the Moon to the ultimate rock theatre show, The Wall. Along the way, the film explores the retro-futurism of Roxy Music and the protean world of David Bowie

The curse of -40 hits Buffalo pilots Devan and Scott on a food mail flight up the Mackenzie Valley when a mysterious rise in oil pressure threatens to destroy one of the C-46’s engines. Rookie pilots Andrew and Graeme face the test they’ve been working toward for years – getting “checked out” as DC-3 co-pilots. And when Jynelle gets pulled back into running Buffalo’s cargo operations during her school exams, it’s a recipe for a meltdown.

Narrated by Sir David Attenborough and from the award-winning team behind Planet Earth & Blue Planet comes the ultimate portrait of the earth's Polar regions. The Arctic and Antarctic remain the greatest wildernesses on Earth. The scale and beauty of the scenery and the sheer power of the elements – the weather, the ocean and the ice – is unmatched anywhere else on our planet. Yet these harsh environments are teeming with life: home to iconic animals from polar bears to emperor penguins and from killer whales to wandering albatrosses. Using the latest camera technology to film on land, from the air, underwater and below the ice caps, Frozen Planet follows their fascinating lives throughout the seasons as they struggle to survive. With spectacular polar landscapes and amazing animal behaviour, often filmed for the first time, it captures the drama of an extreme natural world. With both Poles under grave threat from climate change, this extraordinary series may be the last chance to witness these great wildernesses before they change forever.

Exciting research fascinating world of sharks, along with two outstanding experts - Dr. Eugenia Clark, the world's experts studying sharks for 40 years, and Rodney Fox, who miraculously survived the attack of the great white shark. Under the guidance of others Clark and Rodney Fox, the film crew and the audience will make three breathtaking immersion in different parts of the world to learn more about these intriguing inhabitants of the ocean.

For 10 million years amphicyon ruled north america as top predator. With the strenght of a bear, conbined witht the speed, tenacity, and brain power of a dog, The bear-dog crushes all miocene mammal competetors. After seeing the latest episode of "Prehistoric Predators" on "NG" and "Prehistoric Washington DC" and "Monsters Resurrected" on "Disc" the bear-dog has now even gained it's own group here on DA. Where fans of this rarly popular beast can post pictures and drawings for all to see.

Andrew Marr looks at the life and reign of HM Queen Elizabeth II in this three-part series, which includes special interviews with Princes William and Harry, Princesses Beatrice and Eugenie, Zara Tindall and Peter Phillips, the Earl of Wessex, the Duke of York, the Princess Royal, David Cameron, Tony Blair, Sir John Major and President Obama. In this first episode, with remarkable archive footage, Marr tells the childhood story of the young girl who never expected to reign. He looks closely at the influence of her grandfather, father and mother and the impact of the abdication, and hears from the Queen's grandchildren about what it must have been like to become queen at the age of 25. Marr examines exactly what the Queen's role as head of state actually entails, and follows her to the Middle East and the USA to assess the global impact of the royal family on British trade and international relations.

Andrew Marr looks at the life and reign of HM Queen Elizabeth II in this three-part series, which includes special interviews with Princes William and Harry, Princesses Beatrice and Eugenie, Zara Tindall and Peter Phillips, the Earl of Wessex, the Duke of York, the Princess Royal, David Cameron, Tony Blair, Sir John Major and President Obama. In this first episode, with remarkable archive footage, Marr tells the childhood story of the young girl who never expected to reign. He looks closely at the influence of her grandfather, father and mother and the impact of the abdication, and hears from the Queen's grandchildren about what it must have been like to become queen at the age of 25. Marr examines exactly what the Queen's role as head of state actually entails, and follows her to the Middle East and the USA to assess the global impact of the royal family on British trade and international relations.

When a deadly fire destroys a northern outpost a week before Christmas, Buffalo puts everything aside to come to the rescue. Cargo Manager Kelly receives a shocking diagnosis that renews her fight to quit smoking. And new father AJ balances a captain’s life with new responsibilities.