National Geographic Channel Monday

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Springtime in the Rockies sees the repair teams out in force. Veteran conductor Jordy Hunter must dodge the operations in order to make his delivery on time

An out-of-control turboprop breaks apart while trying to land at Düsseldorf airport, instantly killing everyone on board

The Inca Empire expanded at lightning speed, and its monumental works stretched across South America. Under the conqueror Tupac Yupanqui, the empire grew through force and strategy

The construction of the largest battleships ever seen, and fortified bunkers designed to protect German U-boats

The stories behind 10 infamous train and plane disasters. From hijackings to malfunctions, these catastrophic events reveal the hidden dangers of travel

When Brian started suffering from health problems, the project of restoring his XR2 to show-winning condition ground to a halt - so in step Tim Shaw and Fuzz Townshend

A look at what caused the Hughes Airwest Flight 706 to collide with a US Marine Corps F-4 Phantom at 15,000ft over California on June 6, 1971

Investigation into the collision of two aeroplanes filled with fuel before take-off at Tenerife airport in 1977, which resulted in an explosion killing 583 passengers

Fuzz Townshend and Tim Shaw get their hands on a Mazda MX5 that needs putting back on the road

Thord struggles to rescue a truck blocking a mountain pass while impatient drivers put his life in danger

There is an explosives alert in baggage, mice threaten the safety of airfield taxiways, and high winds make plane movements difficult

An investigation into the crash of Turkish Airlines Flight 1951 in February 2009, when the plane mysteriously fell from the sky over Amsterdam, killing nine people

Facing heavy snow and a tight curfew, the pilots of a chartered private jet are determined to land at Aspen's notoriously tricky single-runway airport

In Texas, Border Patrol uncovers a massive drug smuggling tunnel linking Juárez to El Paso

The spring melt has everyone scrambling to protect the city from flooding, and the fire department responds to a call that puts the town in jeopardy

Investigators search for a plane that disappeared above the Java Sea with 162 passengers on board, and discover how correcting a routine fault had devastating results

Baggage Manager Kevin has a rough day trouble-shooting a number of mechanical breakdowns, while security screening discovers a passenger travelling with a gun

CBP finds 142 kilos of coke in a shipment of avocados in Florida, while CBP, HSI and Border Patrol pursue human smuggling leads in Texas

Dave tries to get gold from the ground using a stamp mill, and Diego discovers a local horse hospital could hold the key to his fortune

Mariana van Zeller investigates one of the darkest and most elusive black markets in the world - the illicit trade of human organs

Mariana embarks on a 3,000-mile journey from Africa to the Middle East to uncover how black market oil is fuelling terrorist groups around the globe

From raw materials to finished products, how are mass-produced favourites really made? Discover the story behind Red Fusion smoothie, cinnamon rolls, and ice cream

From raw materials to finished products, how are mass-produced favourites really made? Discover the story behind Smarties, Muffin Mix, and tart dried cherries

The wildlife that live in the treetops of Borneo's rainforest

The struggles of baby animals to survive, relying on protective parents and sheer luck to make it to adulthood