Nat Geo HD Schedule, Mon, 29 Apr 2024 (United Kingdom)

Black Market Meds: As nearly 20 million Americans turn to the black market for affordable medicine, Mariana meets some of the opportunists risking vulnerable lives. 16+. (3 of 10)

Citizen Take Charge: Stories of near misses ignite a conversation about a serious threat in our skies around the world. U. (S1, ep 4)

House-Fire To Fortune: Danley Demolition Crew gamble on a fire-damaged property. Can they salvage enough treasure from its ashes to cover the cost of the demolition?. All ages.

The Cash Factory: The destruction of an old paper mill proves a demolition nightmare for the Danley crew. Can they salvage enough to make it worth their while?. All ages.

Jerky, Brownies & Sugar Cubes: Take a bite out of an out-of-this-world snack for astronauts, watch as heaps of raw sugar become sugar cubes and use a Ferris wheel-style oven. U. (S1, ep 18)

Pretzels & Cookies: Lift the lid on the cookies that make millions for charity, an innovative ice cream sandwich and a pretzel producer's global headquarters. U. (S1, ep 19)

Airplane Meals: Gate Gourmet are the world's largest airline caterers, producing millions of meals from their LA kitchen. Go behind the scenes to discover how. (S1, ep 11)

Fire Trucks: Fire trucks carry firefighters into battle every day. Pierce Fire Trucks build 18,000 of them from the ground up, every year. This is the story of how they are made. (S1, ep 5)

Here We Goat Again: An adorable goat named Dexter has blood in his urine. Dr K suspects a urinary infection and wants to take an ultrasound to see what's going on. RATING: NU7 (S1, ep 10)

Teleshopping.

Whiskey & Coke: Step inside Jack Daniels' Tennessee headquarters, before heading to Georgia to celebrate the 100th birthday of Coca-Cola's iconic contour bottle. U. (S2, ep 10)

Coffee & Clam Chowder: Learn how Dunkin' Donuts makes 1.8 billion cups of coffee a year, get the scoop on New England chowder and visit the home of Slap Stix lollipops. U. (S2, ep 11)

Inner City Carnage: Did powerful drug cartels take down a Learjet 45 carrying Mexico's Interior Minister? The plane's cockpit voice recording tells a startling story. U. (S13, ep 8)

Collisions At Sea: Examine three historical collisions and discover how they have shaped regulations and technological advancements. All ages. (S1, ep 8)

Tutankhamun's Death: Archaeologists investigate the mysterious circumstances surrounding the death of King Tutankhamun to uncover the truth behind his demise. U.

A Porsche Puzzle: Tim and Fuzz head to East Anglia, to secretly restore a neglected 1980s Porsche 911 for a woman to give to her devoted husband as a thank you gift. (S2, ep 3) RATING: AA

Dark Web and Liquid Drugs: Miami CBP are on alert for club drugs: ketamine, ecstasy and 2CB. The narcotics are hidden in lotions, liquids and even lip-gloss. RATING: NU12 (S2, ep 10)

Deadly Airspace: Investigators seek answers for the families of 298 people killed when an airline went down over a warzone in eastern Ukraine. U. (S17, ep 4)

Drain Egypt's Sunken City: Historic texts tell of an Egyptian city in the Nile delta. Can draining the waters of the Mediterranean reveal this metropolis in all its former glory? RATING: AA

Forest Hell: An American soldier must crawl through an enemy minefield to capture to German machine gun nests holding up his unit in the Hurtgen Forest. U.

Little Black Corvette: Tim and Fuzz go to Southend to save the show's first all-American muscle car, a 1974 Corvette Stingray. The job proves to be their biggest yet. (S3, ep 9) RATING: AA

Curse of the Afterlife: Experts unearth extraordinary evidence as they examine a stash of mummified remains and the Valley of the Kings' most elaborate tomb. All ages.(S1, ep 4)

Under Fire: After all 301 people on board Saudia Flight 163 were killed when a fire engulfed the plane, investigators had to determine why the flames spread so rapidly. U. (6 of 10)

The Emiliano Sala Tragedy: A plane carrying footballer Emiliano Sala vanishes over the English Channel, but questions are raised when investigators find the wreckage. U. (3 of 10)

Fight for Control: A look at Reeve Aleutian Airlines Flight 8's crash. Pilots lost control of the plane after a flying propeller tore a hole in its fuselage. RATING: AA

Apes: Mariana heads to the Congo to investigate the illegal trade of wild apes that have them on the brink of extinction, following the supply chain from poachers to buyers. 16+. (4 of 10)

Southern Storm: A DC-9 is caught in a storm so severe that hailstones crack the cockpit windshield, causing the plane to plummet to the ground. Miraculously 20 people survive. All Ages.