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Mini Cooper: A surprising discovery prompts Tim and Fuzz to make a risky decision as they secretly fix up Eastbourne farmer Keith's 1962 Mini Cooper S. (S4, ep 9) RATING: AA

Chaos Always: Milestone achievements are only possible with steep challenges in Port Protection. Carl and Matt pull a 3,000-gallon barrel up a cliff. 12+. (S7, ep 8)

Murder On Board: After its pilot heard gunshots in the cabin, Pacific Southwest Airlines Flight 1771 crashed, killing 43 people. Who caused the crash and what was his motive? RATING: NU12

Dead Weight: Just after takeoff, a plane plummets to the ground, killing all on board. Investigators find one of the causes to be out of date passenger weight calculations. All Ages.

Pilots Speak Out: The stigma surrounding UFOs extends beyond the US government. Pilots fear for their jobs after encountering mysterious phenomena in flight. 7+. (S2, ep 2)

Satellites: OneWeb Satellites in Florida reveal how they're making the world's first mass-produced satellites, providing internet to almost every part of the globe. (S1, ep 12)

Blunderbuss Blowout: Sean stumbles on a 1700s blunderbuss, a huge gun used by pirates to debilitate treasure ships. He also examines a potentially-priceless WWI helmet. All ages.

Da Vinci's Killer Pistol: Sean finds an old wheelock which Leonardo da Vinci allegedly helped to design. If the rumours turn out to be true, it could be worth a fortune. All ages.

Peaches & Pasta: Discover the secrets behind Alpha-Bits cereal, squid ink pasta, zesty garden mix, and gummy peach rings. RATING: AA (S5, ep 15)

Cinnamon Buns & Cheesecakes: Discover the tantalising story behind this iconic strawberry frozen treat, sea salt caramels, cinnamon bun bars, and confetti Koogletz. RATING: AA (S5, ep 16)

Bon Voyage Bears: The staff at the Columbus Zoo say goodbye to their polar bears Neva and Amelia Gray before they head off to the Maryland Zoo. RATING: AA (S1, ep 6)

Catch Me If You Can: A Muntjac deer name Chowlie suffers from mysterious seizers, but the keepers will need to catch him first before they find out why. RATING: AA (S1, ep 7)

U. Teleshopping.

U. Teleshopping.

U. Teleshopping.

U. Teleshopping.

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!

Pigging Out: Get the scoop on chocolate pudding ice cream and serve up a side of coconut curry, champagne, lollipops and irresistible chocolate pigs. RATING: AA (S4, ep 14)

Let's Talk Tofurky: Discover the tantalising story behind Tofurky, nutty snack bars, irresistible one-bite snacks, and the most famous kiddie cocktail ever. RATING: AA (S4, ep 15)

Instrument Confusion: A Boeing 737 vanishes from radar. Plus, a Korean cargo jet slams into the English countryside just moments after take-off. All Ages.

Poland: Tony Pollard visits the holy site of Jasna Gora to reveal how a monastery survived a brutal siege, while Alina Nowobilska explores the epic Modlin Fortress. 7+. (4 of 6)

Hitler's War at Sea: Hitler orders the largest battleships ever seen. But how long will they last? All Ages.

Fiat 500: A small car turns out to be a big challenge for Tim and Fuzz as they fix up a 1967 Fiat 500. Can they breathe new life into owner Duncan's Italian icon? (S5, ep 6) RATING: AA

Earth: A warmer planet can lead to a deadly domino effect: the increased occurrence, frequency and intensity of sinkholes and landslides. 7+. (5 of 10)

Taxiway Turmoil: The pilots' personal lives come under scrutiny after eight people are killed in a two-plane collision on a foggy Detroit runway. RATING: AA (S19, ep 4)

Maya Collapse: New discoveries made at a lost city and a tale of human sacrifice offer a new insight into the rise and fall of the ancient Maya. U. (S5, ep 5)

Hitler's War Trains: A look at how Hitler's vast network of railways became the lifeblood of the Nazi empire, spreading Hitler's ambition and control across Europe. (S4, ep 1) RATING: AA

Mazda Mx5: Tim and Fuzz restore a Mazda MX5 destined for the scrap yard. It belongs to Katie and holds deep sentimental value, as it was a gift from her late sister. 7+. (S13, 1 of 10)

Hunt for the Pyramid Tomb: Experts go 100m under the sand as they uncover why the pharaohs swapped the Giza pyramids for a secret cemetery in the Valley of the Kings. All ages. (S1, ep 5)

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

Deadly Climb: In 1985, the deadliest year in civilian aviation, a DC-9 commuter plane crashes seconds after take-off from Milwaukee. 7+. (S24, 6 of 10)

Peril Over Portugal: A Martinair flight crashes in Portugal amid thunderstorms, and when investigators gather the evidence the mystery only deepens. All ages. (S21, ep 2)

With capacity at an all-time high, take a look at the prisoners of the overflowing cell blocks of Casuarina maximum security prison, which houses Australia's most deadly criminals. 16+

Miracle Landing: Flying 3,000 feet above the Gulf of Mexico, TACA flight 110 hit a violent thunderstorm. With both engines dead, it was up to the pilot to save everyone. RATING: AA

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.

Scientists of the Cutting Edge: Scientists use AI's advances in physics and analyses of historical images to try to unravel the mysteries of UFO phenomena. 7+. (S2, ep 3)

Tractors: John Deere opens the doors to their Iowa mega-factory to reveal how they make the world's most powerful tractors, big machines designed to feed the world. (S1, ep 9)

Sunken Treasure: The guys head to Colorado for an extravaganza of military collectibles before testing a MAC-10 submachine gun, the iconic weapon of many Hollywood movies. All ages.

Pirate's Deadly Pistol: An 18th-century flintlock is up for auction. The four-barrel gun was extremely expensive to produce, making it coveted booty for pirates. All ages.

Whiskey & Fruit Snacks: Get the goods on fruit goodies, California rolls, cocktail bitters, and a guilt-free chocolaty corn snack. RATING: AA (S5, ep 17)

Raisins & Chips: Discover the secrets behind ketchup-flavoured potato chips, Pal-o-Mine candy bars, Szechuan sauce and Candy Raisins. RATING: AA (S5, ep 18)

You Otter Be Kiddin' Me!: Yin and Yang, two Asian small-clawed otters show off their x-ray training skills. RATING: AA (S1, ep 8)

Bringing Up Pronghorn: Three new baby pronghorns are welcomed to the zoo, but only a few get to meet their adult roommates for the first time. RATING: AA (S1, ep 9)

Teleshopping. U.

U. Teleshopping.

U. Teleshopping.

U. Teleshopping.

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!

Earth: A warmer planet can lead to a deadly domino effect: the increased occurrence, frequency and intensity of sinkholes and landslides. 7+. (5 of 10)

The Lost Plane: Experts are baffled when the wreck of Thai Airways Flight 311 is found amid mountain peaks, miles away from its flight path. How did it end up there? (S16, ep 7) RATING: AA

Miracle Escape: On 2 August 2005, Air France Flight 358 skidded off the runway in Toronto. An engine caught fire, trapping 300 passengers on the plane. How did they escape? Rating: All ages

Free Fall: Experts investigate the mysterious malfunction that caused Qantas Airways Flight 72 to take a sudden nosedive over the Indian Ocean. U. (S17, ep 7)

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

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)

The Amber Room: 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.

Executions: A look at infamous executions in the Tower of London, including the botched beheading of Charles II's son, whom it took five strikes of the axe to kill. (2 of 3) RATING: NU12

Traitors: Joe Crowley and Tudor historian Dr Suzannah Lipscomb delve into the Tower of London's bloody past, starting with the grisly fate of traitors. (1 of 3) RATING: NU12

Scandal!: A look at the Tower of London's high-profile prisoners, such as Anne Boleyn and the tragic tale of lovers William Seymour and Lady Arbella Stuart. (3 of 3) RATING: AA

How was Titanic wreck's discovery linked to the Cold War's darkest days? Learn about the clandestine operation that brought one of the great nautical mysteries to the surface. RATING: AA

Mazda Mx5: Tim and Fuzz restore a Mazda MX5 destined for the scrap yard. It belongs to Katie and holds deep sentimental value, as it was a gift from her late sister. 7+. (S13, 1 of 10)

Mini Cooper: A surprising discovery prompts Tim and Fuzz to make a risky decision as they secretly fix up Eastbourne farmer Keith's 1962 Mini Cooper S. (S4, ep 9) RATING: AA

Opel Manta Gte: Tim and Fuzz work on a former amateur rally driver's 1984 Opel Manta GTE in the hope that the car's restoration will bring him out of his shell. All ages. (S10, ep 3)