Nat Geo HD Schedule, Today (United Kingdom)

Ultimate Battleship: Experts pull the plug on the North Sea to find out what happened to the British and German ships when the Battle of Jutland ended. (S1, ep 9) RATING: AA

Pots of Coke: Homeland Security Investigation agents in Miami track a shipment of cocaine worth millions of dollars, which was found cleverly hidden in gardening pots. 7+. (S7, ep 6)

Oil City, Pennsylvania Bank: The team salvage elegant furnishings and historic gems, as they search a former bank that once held the fortunes of rich oil barons. (S1, ep 8). All Ages.

Connecticut Ghost Town: Follow shrewd scavengers and refurbishers as they search long-abandoned buildings for items of high value or huge historical importance. (S1, ep 9). All Ages.

Bubblegum, Horseradish & Cupcakes: Shine a light on the innovative cupcakes linked to a national security incident, a tear-inducing horseradish and a top-selling chewing gum. U. (S2, ep 17)

Applesauce & Onion Rings: Discover what a laser beam and applesauce have in common, then go behind the scenes of a factory that produces a billion onion rings every year. U. (S2, ep 18)

Gangster's Choice: The military aficionados head to auctions in Houston where they test the firepower of a 1907 Winchester and an American Revolution blunderbuss pistol. All ages.

The Gun Sword: Sean meets a man who spent his childhood unwittingly playing with an incredibly valuable toy. He also finds a veteran who owns one of his favourite weapons. All ages.

Cub Nation: It's a busy week at The Columbus Zoo as the companion dogs look after three new adorable cheetah cubs, and a scimitar oryx calf is born. RATING: AA (S1, ep 1)

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Fancy A Sausage Roll?: Discover how irresistibly flaky sausage rolls, fluffy marshmallow Easter treats, sweet and sour lollipops, and crunchy pita puffs get made. (S2, ep14) RATING: AA

Hill of Beans: Discover how candied pretzels, Cornish pasties and jelly beans make it from production to your plate. (S2, ep 15) RATING: AA

Blind Landing: On 6 August 1997, Korean Air Flight 801 crashed before landing, killing over 200 people, caused by a series of errors by the pilot and airline. (S4, ep 4) Rating: All ages

M1 Plane Crash: Investigators uncover the tragic misunderstanding of the Kegworth air disaster - when British Midland Flight 92 crashed in 1989, killing 47 people. U. (S13, ep 1)

The Longest Journey: It's December 1944, and with a German U-Boat circling for another shot, the crew of a merchant ship must hold out until help arrives. All ages. (S3, ep 3)

Iwo Jima Pilot Rescue: Discover the story behind the Submarine Lifeguard League, which mobilises to risk everything to rescue downed aviators in enemy waters. All ages. (S3, ep 6)

Guard the Rhine: After most of his regiment is wiped out, a Canadian battalion adjutant who normally stays behind to coordinate logistics must lead his company into battle on the Rhine. U.

Nazi Tank Hunters: After a night-time crossing of the Savio River, a platoon of Canadian tank hunters fights off Nazi Panther tanks with only the weapons they can carry. 12+. (S4, ep 6)

Five D-Day heroes share their brave stories of the Normandy landings as the world marks the 80th anniversary of the Allies' historic World War II invasion. RATING: AA

The Great Shock: In 1943, Hitler is desperately trying to change the course of the war, while the Allies prepare to rid the world of the lead Nazi once and for all. U. (1 of 2)

The Final Act: It's 1944, and as the Allied forces take over the West and Nazis retreat in the East, Hitler orders his country to its ruin from his underground bunker. U. (2 of 2)

Jungle Brute: Raging storms have flooded the riverbanks, as a ramshackle tugboat hauls Cyril and his crew further into the Amazon forest in their search for a muturo. 16+. (S3, ep 6)

Great Britain: See Great Britain as you've never seen it before, exploring the impenetrable defences of Wales's biggest castle plus a huge celebration in Scotland. 7+. (1 of 6)

River Deep Mountain High: On Sir Ranulph Fiennes' adventure with his cousin Joseph, the pair go whale watching and Joe scales a mountain under Ran's expert guidance. 7+. (2 of 2)

Pitch Battle: 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. U. (8 of 10)

Deadly Mission: Experts investigate the fate of the United Nations DC-6 plane that crashed in 1961 during a top-secret mission. UN Secretary Dag Hammarskjöld was onboard. RATING: AA

Fire Fight: When a fire erupted onboard Air Canada Flight 797, the pilot made an emergency landing. Although flames engulfing the plane killed half the passengers. Rating: All ages