Machu Picchu Decoded

The incredible story of the Avro Lancaster, one of the finest bombers of the Second World War, which played a crucial role in the long and savage campaign to defeat Hitler's Third Reich. This documentary features interviews with surviving veterans of Bomber Command, who share frank personal accounts of their part in an aerial battle of attrition which claimed the lives of 55'000 aircrew.

Dan Snow, Dr Alice Roberts and Dr Albert Lin investigate a series of earth-shattering discoveries at a mighty tomb guarded by the Terracotta Warriors in China.

He was the most prolific within the New Portuguese Cinema generation. He would try western spaghetti, esoteric allegory, supernatural, and science-fiction. Without state subsidies, he would quit filmmaking in the 1990s. Who remembers António de Macedo?

It's 1974. Muhammad Ali is 32 and thought by many to be past his prime. George Foreman is ten years younger and the heavyweight champion of the world. Promoter Don King wants to make a name for himself and offers both fighters five million dollars apiece to fight one another, and when they accept, King has only to come up with the money. He finds a willing backer in Mobutu Sese Suko, the dictator of Zaire, and the "Rumble in the Jungle" is set, including a musical festival featuring some of America's top black performers, like James Brown and B.B. King.

A fascinating exploration of the legends accredited to the mysterious religious and military order of the Knights Templar. The Order of the Templar, created after the first Crusade and disbanded by the King of France in 1307, gave birth to fabulous legends which persist to this day. Despite in-depth research, many enigmas still surround this mythical order and its legends - not least whether mysterious discoveries at Gisors and Oak Island can really hold the fabled Templar treasures. Now, this insightful documentary relives an epic adventure based on facts, places, puzzles and legends that feed faiths and have fascinated generations.

In 1910, the Pennsylvania Railroad successfully accomplished the enormous engineering feat of building tunnels under New York City's Hudson and East Rivers, connecting the railroad to New York and New England, knitting together the entire eastern half of the United States. The tunnels terminated in what was one of the greatest architectural achievements of its time, Pennsylvania Station. Penn Station covered nearly eight acres, extended two city blocks, and housed one of the largest public spaces in the world. But just 53 years after the station’s opening, the monumental building that was supposed to last forever, to herald and represent the American Empire, was slated to be destroyed.

Lost Heroes is the story of Canada's forgotten comic book superheroes and their legendary creators. A ninety-minute journey to recover a forgotten part of Canada's pop culture and a national treasure few have ever heard about. This is the tale of a small country striving to create its own heroes, but finding itself constantly out muscled by better-funded and better-marketed superheroes from the media empire next door.

Three years in the making in conjunction with the BBC. Using never seen before home movies, photos and eye witness accounts - this is the inside story of the world's biggest motorsport disaster.

In 2007, the Writers Guild of America, the Screenwriters Union, hit an impasse in their contract negotiations with the Studios. At the center of the dispute was jurisdiction over the internet. Unable to make progress, the WGA called a strike which brought Hollywood to a halt for 100 days.

The true story of Joe Simpson and Simon Yates' disastrous and nearly-fatal mountain climb of 6,344m Siula Grande in the Cordillera Huayhuash in the Peruvian Andes in 1985.