Nat Geo+1

7+.

Chris explores the R101 airship, as well as post-WWI motorbikes, lorries and petrol pumps, and the decade's obsession with motor racing. 7+.

After a Chinese airplane lands at a top-secret US Air Force base, the search is on for the cause of a deadly rollercoaster ride in the sky. (S24, 1 of 10) 7+.

A look at the devastating tsunami that swept Northern Italy in 1963. Largely down to human error, the death of 2,000 people could have been avoided. But how? 7+.

After facing down three destroyers in the Japanese occupied harbour of Kiska, Alaska, an American submarine takes the fight to the south Pacific. (S3, ep 5) 7+.

A fearsome new Nazi battleship, sets sail for the Atlantic with a mission to destroy Allied supply ships. (S3, 2 of 6) 7+.

After a long maintenance stop, the pilots of Colgan Air 9446 struggle to stay in the air - eventually nosediving into the waters off Cape Cod. (8 of 10) 7+.

When a DC-8 with just three working engines crashes during take-off, killing all three pilots, the training simulator is found to have been fatally wrong. (9 of 10) 7+.

Experts deep dive into the various lone wolf assassination attempts made on Adolf Hitler. Through detailed scientific analysis and dramatic reconstructions. (S1, ep 1) 7+.

Drain the Last Wrecks of World War II: The wreckage from one of Hitler's U-boats continues to leave a poisonous Nazi legacy behind. 7+.

Thord tries to tow out a car that crashed into a field after a snowstorm, while a driver steers his truck off the road to avoid a collision in the north. (S9, ep 7) 7+.

A look at the deadly weapons and incredible structures built in the Nazis' bid for world domination, beginning with Hitler's infamous mountain-top chalet. 7+.

In April 1996, a jet carrying the US Commerce Secretary Ron Brown crashed in Croatia. Follow the American Air Force investigation into the crash. 7+.

Spring break puts new pressure on the airport infrastructure, its staff and the very planes themselves. (S1, ep 8) 7+.

As Hitler calls for Total War, every man, woman and child is forced to play their part. The result is one of the greatest air defence systems ever. 7+.

As students reach the midpoint of their training, they start the dogfighting phase. To pass, they must outmaneuver their opponent and take a 'kill shot'. (S1, ep 3) 7+.