Nat Geo HD

Go behind the scenes with the US Secret Service as the Advance Unit prepare for an international Summit and preparations for the State of the Union address are made. 12+.

After clearing the Manx2 Flight 7100 for landing, controllers at Ireland's Cork Airport are shocked when it crashes into the runway. (S13, ep 9) 7+.

Mid-air hijack? Mechanical breakdown? Pilot error? Follow aviation experts as they dissect this mysterious case. (S13, ep 10) 7+.

What Happened?: In this special episode, examine one of the greatest aviation mysteries of all time - the disappearance of Malaysia Airlines Flight 370. 7+.

Diamonds, Dinero and the Designer Dresses: Airport workers find lost items, including a purse with jewellery and a mysterious matching set of luggage stuffed with produce. (S1, ep 9) 7+.

A Cat on the Runway and a Runway Dress: Airport workers go above and beyond to find a cat who escaped onto the runway upon landing. (S1, ep 10) 7+.

Your one-stop-shop for all things cruise; bringing you the hottest destinations, ground-breaking ships and the latest deals to ensure your next cruise holiday is your greatest one.

Baggage manager Brodie races against the clock to reunite a passenger with their lost luggage and an airport visitor faces an unexpected mishap. (S1, ep 8) 7+.

A tense emergency unfolds as illicit drugs are found onboard a plane, paramedics rush to assist a woman displaying symptoms of a heart attack. (S1, ep 10) 7+.

A Martinair flight crashes amid thunderstorms, and when investigators gather the evidence the mystery only deepens. (S21, ep 2) 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+.

Construction fails happen every day, but sometimes the damage is catastrophic. Investigate the most spectacular mishaps - and how the disaster could have been averted. (S1, ep 1) 7+.

It's an 800-year-old icon with a state-of-the-art smoke detector - but how did Notre Dame cathedral catch fire? Plus, is there such a thing as an earthquake-proof building? (S1, ep 2) 7+.

Dive into the most exciting Great Lakes discoveries from the last decade, including a mysterious group of ships that haven't been seen since 1914. 7+.

Abandoned structures near Antarctica hear eerie sounds, mysterious slabs appear on beaches and rumours of a lost island persist. 7+. (4 of.

Hear from insiders who secretly worked on jaw-dropping aircraft and weapons systems at the highly classified military base. 7+.

Former radar specialists, pilots and security guards at Area 51 cast new light on the secretive and ground-breaking research conducted at the Groom Lake Testing Facility. 7+.

Just moments after takeoff, a Loganair cargo flight from Edinburgh loses both engines and crashes into the icy North Sea. (S24, 4 of 10) 7+.

The second fatal crash involving the Boeing 737 MAX 8 in five months occurs when Ethiopian Airlines Flight 302 nosedives, killing everyone on board. (1 of 10) 7+.

A submersion in the horror and the chaos of this final year of the war. Crossing France to reach Normandy and perpetrate mass killings on the way.

Uncover the wreckages and reveal how Britain stood firm against the Nazis in the summer of 1940 and defeated Hitler in the Battle of Britain. 7+.

Thanks to the discovery of an unknown film, see the reasons behind the flaming crash of the Zeppelin Hindenburg in black and white. 7+.