National Geographic Channel Friday

Teleshopping.

A chance for viewers to purchase goods from the comfort of home

Chad Zdenek joins a salvage team dismantles the world's biggest hovercraft, and discovers the engineering innovations that went into its construction

Hazen Audel explores the mountains of China's Dulong valley, braving raging rivers and forests full of bears to help members of a local tribe to find medicinal herbs

An investigation into what caused a DC-10 to crash into a caravan park seconds after take-off at Chicago's O'Hare Airport in 1979, killing more than 270 people

The career of a young U-Boat officer begins with promise when he is awarded command of his own submarine, but clashes over Nazi ideology cause tension

Compilation of highlights from the series, including one of the most audacious bombing missions of the Second World War and the race to stop Hitler's aerial assaults

The pilots of a crashed cargo jet believe they lost both engines. But when the wreckage emerges from the Pacific, the evidence tells another story

How more than 300 passengers on Air France Flight 358 escaped after the plane veered off a Toronto runway and caught fire in August 2005

Uniquely colourised footage and oral testimony reveal the cost of liberating Western Europe in the last year of the Second World War

Uncover long lost shipwrecks and learn how the Caribbean's unique position at the crossroads of empire turned it into the ultimate pirate sea

Thord and Bjoern face the ultimate rescue challenge when a truck is destroyed after crashing 40 metres down a mountainside

Josef Goebbels' propaganda techniques, which proved vital in persuading German citizens to fight to the death in defence of their country, even after defeat was inevitable

Aviation experts examine the events surrounding a mid-air collision between a brand new business jet and a passenger plane over Brazil in September 2006

British Airways Flight 38's crash-landing at Heathrow in January 2008, before which the aircraft missed the tops of houses by only 200ft as it struggled to reach the airport

The 1985 Manchester runway disaster, in which an aircraft's engine failed, causing the deaths of 55 people

Documentary in which experts formulate a list of the 10 most significant natural disasters of all time, from historic floods and destructive fires to violent earthquakes

An accident from November 2008, when an official Mexican Interior Ministry Learjet 45 crashed in rush-hour traffic in central Mexico City

Toronto Airport takes preparedness and safety seriously: mechanics, firefighters, and even a trainee bird-scaring dog are put to the test