Nat Geo HD

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

Investigators struggle to explain why PenAir 3296 failed to stop after landing at a famously tricky Alaskan airport - until they uncover the truth. U. (7 of.

CBP officers in McAllen shut down the port over a potential bomb threat, while HSI San Diego conducts a sting operation to arrest fentanyl traffickers. 7+. (3 of.

Action-packed series following a demolition crew. After winning a blind bid on a property, they empty it of its valuables before tearing it to the ground. All ages.

Adrian finds and fires a German machine gun, capable of shooting up to 1,500 bullets per minute. Hammer unearths some amazing letters from the Civil War. All ages.

Sean estimates the value of a derringer pistol. Meanwhile, Shooter checks out a Captain America comic book that a fan went to great lengths to acquire. All ages.

Discover why nimble fingers are crucial in making perfect spanakopita. And what exactly adds a whole year of shelf life to a box of sweet apple juice? (S1, ep 6) RATING: AA.

Discover why potatoes go on a wild hydraulic ride to become crunchy crisps and how simple protein-rich soya beans gets turned into tofu. (S1, ep 7) RATING: AA.

Monkey the anxious bush baby has been harming his tail. Will Dr K have to amputate? Suitable for all audiences.

A baby skunk has a bloated belly, and a rabbit has severe swelling in his jaw which could kill him if left untreated. Not recommended for children under 12.

Teleshopping. U.

Teleshopping. U.

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 is your greatest one.

Get the scoop on these two-toned frozen fruit bars from Florida and discover the super-food used to make kale chips. RATING: AA.

Discover the secrets behind hand-made, melt-in-your-mouth chocolate mints, and learn the art behind perfectly seasoned plantain chips. RATING: AA.

Sonar technology heads beneath Normandy's waves for a powerful look at the hundred-plus ships wrecked during the largest amphibious invasion ever. RATING: AA.

Told from a unique aerial perspective, discover the story of the longest military campaign of World War II as the Nazis attempt to starve Britain. U.

The Allies have captured the beaches of Northern France and must now head into enemy territory. Join them on their bitter two-month march to liberate Paris. U.

Marine archaeologists investigate the lost wrecks of World War II as they investigate the Nazi secrets that are hidden under water. (S1, ep 2) RATING: AA.

From footage of Hitler relaxing in his Alpine retreat shot by Eva Braun, to haunting images of Jewish persecution, see the true story of World War II. 16+.

Footage reveals hidden stories behind the collapse of France, from German soldiers celebrating on the Dunkirk beaches, to French civilians fleeing the Nazi advance. 16+.

From an officer who captured an elusive fugitive to a decorated Spitfire pilot, follow the stories of the Germans who fought with the Allies against their country during WWII. RATING: AA.

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. RATING: AA.

A massive earthquake in the Indian Ocean sets off a tsunami that, within minutes, arrives in the bustling city of Aceh, causing unprecedented havoc and devastation. 7+. (1 of.

After a massive earthquake triggered the deadliest tsunami in recorded history, multiple waves hit Thailand, forcing tourists to work together and save lives. 7+. (2 of.

1000 miles from the earthquake's epicentre, the tsunami hits Sri Lanka - before people around the world wake up to the devastating reality. 12+. (3 of.

In the aftermath of the deadliest tsunami in history, with hundreds of casualties, tourists become stranded on an island devastated by the force of the waves. 12+. (4 of.

The discovery of a wreck in the Baltic Sea leads to a treasure hunt, but what they find is even more precious: the story of Germany's 'Dunkirk'. U.

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

... of the Atlantic. Head down to the wreck-covered floor of the Atlantic Ocean as scientists uncover the reasons behind its huge number of sunken ships and long-lost aircrafts. RATING: AA.