Quest +1 Today

The Rubyvale Boys help a neighbour in need for a cut of the sapphire spoils. Tom heads to the Tasmanian mountains in search of meteorite-impact glass

Patrick and Kirsty revisit a 15-year-old ocean kyanite dig site. Kyle and Glenn must pivot from quartz to black agate to reach their huge dig target

Fisherman and adventurer Jeremy Wade travels down under to find out what is wiping out many of the fish in Western Australia's Fitzroy River

The development and manufacturing of exhaust headers and moulded limestone artwork. Plus, spiral stairs and pita bread

Cameras reveal the production processes behind the production of guitars out of recycled skateboards. Plus, solar-powered street lights and dolls

The manufacturing processes behind flavourings, dog sleds and athletes' shoes

The manufacturing processes behind retractable cords, wood-frame sports cars and sushi

Buying goods from home

Buying goods from home

Richard and the team try to win one of their biggest ever restorations, a rare 1950s Porsche 356. Later, the team head to Silverstone in search of racing glory

Richard Hammond restores a unique 1947 Delahaye sports car belonging to legendary Grand Prix driver Louis Chiron. But can he track down the original paint?

Richard agrees to continue with the Smallest Cog Race team. But Anthony must take on responsibility for the MGB race car and go to a mechanics boot camp

US Highway 1, one of the most famous coastal rides in the world. Its 650-mile length hugs the west coast from San Francisco to Laguna Beach

Henry Cole sets out on his radical all-American chopper to experience one of the most breathtaking yet inhospitable landscapes in the world

Henry Cole showcases 8,000 kilometres of supreme highways in Australia and New Zealand. He shares practical tips and interviews fellow motorcycling fanatics

Henry and Fuzz check out Nir's collection of vehicles, including American air taxis, 1920s Citroen saloons and 1980s Japanese Superbikes

Henry and Fuzz meet Norman, a lifetime petrolhead. His shed is filled with vintage cars, film props, bikes, and classic Mercedes saloons

Henry and Fuzz visit Stephen, a diehard biker with a shed full of rare Czech and Japanese bikes, vintage cans, and motoring curios

Henry and Fuzz head to Southend to visit Graham's shed full of bikes and muscle cars. They find a Dutton kit car and rows and rows of rare bikes

Henry and Fuzz visit a farm near Colchester with vintage tractors galore. The boys come away with a classic Fordson and some old traffic lights

The boys visit Rob, who has an impressive collection of vintage British bikes. They find a BSA Bantam and a classic 1930's Austin Ten automobile

Henry and Fuzz visit Paul in the Malvern Hills, a man with a perfectly maintained collection of Japanese motorbikes including a Honda 750 Four

Henry and Fuzz are in Moretonhampstead at Frank's motoring museum - home to hundreds of cars, bikes and rare pieces of motoring memorabilia

Simon O'Brien and Henry Cole head to Buckinghamshire to meet Hugh, who runs a repair and upcycling shop and is in need of a bit of help

Henry and Simon head to Suffolk to meet Terry and Sam who are living 'The Good Life'. The boys find rich pickings including an antique Tilley lamp and a fine old work bench

Simon O'Brien and Henry Cole are in Shropshire, where one of them turns a redundant telescope into an unusual light and the other restores a vintage Italian moped

In Suffolk, Henry Cole and Simon O'Brien unearth hidden treasures in former agony aunt Janet's garden shed, including a vintage tram bench and a rare piece of furniture

Simon O'Brien and Henry Cole head to Norfolk, where Simon converts a trough into a bioethanol patio heater and Henry uncovers a vintage stationary engine

Experts restore a tarnished rugby trophy, a hand-operated Victorian sewing machine, and a 1930s accordion, which has 64 individual components in need of repair

Sonnaz Nooranvary takes on the repair of a wooden barber's chair that once took pride of place in an Essex shop, while Steve Fletcher and Dominic Chinea restore a clock