Quest Saturday

Steve Grahame faces a major detour that could wipe out his profits. Luke Gilroy transports a 200-tonne transformer vital for Queensland's power grid

Steve Grahame is desperate to cross a remote river before wild weather sets in. Mel Michelsen tackles one of the most dangerous jobs in trucking

Mike unearths a 1973 Toyota Celica and almost everything needs work. He finds a powerful solution for a rough running engine, while Ant tests his fabrication skills

Mike Brewer hopes to tap into 1990s nostalgia by working on an 1994 Mitsubishi 3000GT VR-4, but restoring the vehicle to its original state proves harder than expected

Mike finds a two-seat convertible vehicle for Ant to recondition. With suspension in need of an overhaul and a broken exhaust, Mike travels to the UK for parts

Part one of two. Mike Brewer spends more than £2,000 on a 1984 Corvette C4, leaving it up to Edd China to restore it to its former glory

Part two of two. As Edd China completes the restoration project, Mike Brewer has the 1984 Corvette C4 valued ready for selling

Mike Brewer faces the difficult task of finding a rust-free Triumph Stag, and after identifying a suitable vehicle mechanic Edd China has to perform repairs on a tight budget

Mike tracks down one of the most iconic estate cars of all time, the Volvo 240 Torslanda, but it's seen better days. Elvis gets creative with metal to revive it

After years of searching, Mike's found the ultimate '80s hot hatch: the Renault 5 GT Turbo. Can Elvis restore it in time for its new owner's birthday?

The Grand Prix of Valencia. A chance to see the sprint race in the 22nd and final round of the season, held at Circuito de la Comunitat Valenciana in Spain

In Cornwall, Henry and Sam find some very rare early-1900s steam-powered cars. Henry might even be lucky enough to have a go in one

In Somerset, Henry and Sam visit a man with an amazing collection of motorbikes. Mark has some rare finds, but they may prove too expensive for the duo to acquire

Henry and Sam are in Suffolk with Barry and his vintage bikes. Henry has his eyes on a few petrol pumps, but Sam has other ideas when he sees Barry's collection of sidecars

Henry and Sam return to the East Anglia to meet Charlie in Lowestoft, where they find everything from cars and bikes to stationary engines and suitcases

A super-rare Renault 5 Gordini gives an opportunity to create the best hot hatch on the market. Specialist Renault craftsmen try for a factory perfect restoration

Drew takes the first type of car he owned and gives it a modern makeover. He thinks this ex-Royal Mail delivery van is a perfect affordable classic

Henry and Fuzz head to Bristol to help Russell revive his 1947 Standard 14: a post-war classic with charm, history, and plenty of hidden troubles

James May is back to help fix Britain's biggest bugbears with simple solutions and ingenious engineering. Today, he builds a traffic warden-warning system

Around the world, there are extraordinary building mistakes. Design teams and experts analyse what went wrong and how engineers are fixing them

The Rockhounds need a miracle to turn their season around. Kirsty and Patrick need to find rare Ocean Kyanite crystals to have a chance of recouping their debt

Pete and Kyle take the biggest gamble of their season, hunting valuable Tourmaline crystals. Hugh and Jarrin tackle the world's only Stitchtite quarry

Jeremy investigates an accident involving a nuclear submarine on a secret mission. Plus, scientists investigate ancient human remains in a lake in Finland

Jeremy Wade explores the strange disappearance of an Indonesian submarine and a hoard of riches is found inside the wreck of an 18th-century Dutch vessel

Developments in the manufacture of wax figures, awnings, cream crackers and pewter tankards

Developments in the manufacture of pipe cleaners, blue Stilton cheese, smart electric meters and telescopes

The manufacture of metal detectors, rum, reproduction Tiffany lamps and aircraft engines, and how technology has changed their production methods

How ride-on lawnmowers, popcorn, adjustable beds and cultured diamonds are manufactured

Buying goods from home

Buying goods from home