National Geographic Channel HD Monday

Teleshopping.

Teleshopping.

As the explosion of a railway bridge heralds a new phase of reconstruction, officers help a woman who has fallen on an escalator

Faced with the extreme conditions of the far North, three flights fall out of the sky, leaving investigators to uncover the cause

The investigation into the crash of a plane that nosedived into a remote desert in Patagonia. A microscopic filament provides the first tangible clue as to what went wrong

A helicopter crashed into the ocean off the coast of Newfoundland. As investigators search for survivors, they find a fatal flaw in the aircraft's design

A look at the autonomous colossal machines that are pushing the boundaries of science, technology, and engineering that have the potential to change the world

While it has the power to destroy, the atom also has the power to save lives, light our cities, and power some of the most amazing machines on Earth and beyond

Part one of two. During the Second World War, Nazi U-boats strike terror off America's coast. Today, a dive team transforms a forgotten graveyard into a timeless memorial

Part two of two. Unlocking the secrets of a virtually unknown Second World War battleground, the team dives deep to uncover a Nazi U-boat that became a tomb for its crew

Explore the tragic trail of wreckage at Pearl Harbour, including the HMS Prince of Wales and USS Lexington, left behind on the ocean floor

Tim and Fuzz are taking on their 100th car, which is also going to be their first electric conversion - a 1978 MG, which the owner inherited from her father

In August 1944, an American artillery observer and his radio is all that stands between the French town of Mortain and capture by the Nazis

A plane bursts into flames just after landing in Japan, and while none of the crew or passengers are killed, investigators have a hard time finding out what went wrong

A ship breaks a Baltimore bridge, a Dutch stadium loses its top, and a Manhattan crane catches fire. Plus, a crooked English pub and a 'poonami' in China

In Puerto Rico, AMO agents pursue a sailing vessel that is making an attempt to leave with cocaine valued at $2.5 million

Mariana investigates the global phenomenon of armoured car heists, responsible for some of the most brazen and dangerous robberies in the world

After a Boeing 727's near-fatal nosedive over Michigan, investigators risk their own lives to determine why the plane fell out of the sky

An investigation into the fate of Nasa's space shuttle Columbia, which disintegrated on re-entry into Earth's atmosphere, killing all seven astronauts on board

Customs officials at MIA search a passenger with a suspicious story and new suitcase. At JFK, a package containing a pair of cowboy boots raises questions