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How do they build one of the world's most powerful locomotives? And how do they turn cows' milk into clotted cream.

A look at how products are manufactured around the world. Looking at sardine fishing, Piaggio scooters and erector sets.

A look at how products are manufactured around the world. Featuring plane painting, pasties and how clogs are made.

How do they cast bells fit for the world's greatest cathedrals? And how do they clear up the effect of one of America's biggest storms.

Cute sells and the Bruce Weiner Microcar Museum sale is no exception. With his eye out for a BMW Isetta for his newly married daughter, Wayne is in the right place.

Wayne heads to an auction of unusual cars, where a 1937 Packard Convertible catches his eye. But how far will he be willing to go to secure a deal.

Wayne's on the trail of some high end classics. While his contact tells him the cars are in good condition, he won't send Wayne photos. What is he trying to hide.

Wayne is selling a 275 Ferrari, but a car this special requires the right buyer. Meanwhile, he flies to Chicago to help a woman put a price on her late husband's Jaguar.

Henry Cole and Simon O'Brien visit a fascinating train collection in Cheltenham. They unearth an old sign, a paraffin dispenser and a rusty lamp.

More everyday items are put under the microscope as we discover how pneumatic impact wrenches, cultured marble sinks and plantain chips are made.

More everyday items are put under the microscope as we discover how the Hurst Jaws of Life metal cutters, artificial Christmas trees and soda crackers are made.

In rural Devon the boys fall for the Gallic charm of a Renault 4. It's a rare limited-edition model - can Drew and Paul replicate its unique interior fabric.

The artisan restorers revamp a fragile standing mirror needing some love, a classic armchair and a large railway station clock. Rebecca Pritchard examines their origins.

Mike and Frank discover the ultimate coin-op man cave hidden on a farm in New York. Plus, Frank hatches a plan to help lonely collectors find love.

The Gypsies strike a patch of gold but are distracted when thieves raid their nearby lease. Meanwhile, torrential rain disrupts production for the Dirt Dogs.

The Victoria Diggers' million-dollar dream is nearly at breaking point. Plus, the Dirt Dogs hunt down gold thieves and the Mahoneys stumble across a mysterious murder.

The Victoria Diggers' desperately fight for survival, but they may have stumbled across a monster nugget. The Gold Gypsies fend off deadly snakes during their search.

Justin gambles thousands of dollars as he is struggling this season. Kelly is in desperate need for a big find underground and Aaron and Greg's claim might pay off.

Cobbler Dean attempts to revive a well-loved pair of tap shoes. Next, silversmith Brenton is tasked with fixing a beautiful but battered silver purse.

Kirsten's skills are tested when she fixes up a stone sculpture. Brenton and Susie work together to restore a cherished bracelet.

In Lincolnshire, Henry and Fuzz trawl through Dave's eclectic mix of military, classic and agricultural items. What will they come away with.

Henry and Fuzz meet Tim, a specialist bike restorer with a passion for all things British. Will they persuade him to part with a rare Triumph soft top.

The guys are in Redditch to look around a classic bike shop. Simon O'Brien wants to revamp a wardrobe, while Henry Cole takes on a motorcycle.

Henry Cole and Simon O'Brien search through an interesting collection in Tredegar. They uncover an old cabinet, some floor blocks and a barbershop chair.

Cobbler Dean attempts to revive a well-loved pair of tap shoes. Next, silversmith Brenton is tasked with fixing a beautiful but battered silver purse.

Kirsten's skills are tested when she fixes up a stone sculpture. Brenton and Susie work together to restore a cherished bracelet.

Dangerous Air. The Rockhounds hunt a rainforest river system by crocodile-infested waters. Plus, Jarrin and Hugh confront low oxygen levels and crumbling mine walls.

The Misfits receive a tongue-lashing from 'Opal' Joe Kalmar for not producing enough opal. The Cheals' giant prospecting drill is crippled by mud.

As the Giro d'Italia nears, Orla and Adam preview the season's first Grand Tour which will see Wout van Aert make his Giro debut.

A look at how products are manufactured around the world. Featuring Titan Tires, espresso and how diamonds are cut.

A look at how products are manufactured around the world. Featuring the complex network of Paris sewers, Beretta's and cotton manufacture.

What is the secret of the lion dance, how are tunnels built, and what is a super sopper? Find out as more items are put under the microscope.

How do they make pistachios, what is the Forbidden City, and how do they produce radars? Find out as more items are put under the microscope.

Where Are They Now? Wayne follows up some special finds from seasons past, including a Rolls Royce sold at auction for a fair price that ended up at the Pebble Concours d'Elegance.

Barn Find Or Bust? Wayne is over the moon when he uncovers a pristine 1963 427 Cobra in a barn. Roger and Wayne get it running and they take it for a very special last hurrah.

Chase, Buy, Repeat! A client of Wayne's wants one of every production model Ford from 1935-40. First stop is the Ft. Lauderdale sale where bidding is as hot as the Florida sun.

Wayne's client has a 1973 Daytona Spyder painted 'restoration red'. Not a look that will stand out at the Cavallino Classic, a prestigious Ferrari concourse.

Henry Cole and Simon O'Brien search through an interesting collection in Tredegar. They uncover an old cabinet, some floor blocks and a barbershop chair.

More everyday items are put under the microscope as we discover how thermometers, produce scales and luxury chocolates are made.

More everyday items are put under the microscope as we discover how carburettors, air conditioners and sugar are made.

Salvage aficionado Drew Pritchard visits Britain's oldest number plate maker. And, Paul and Drew disagree about adding a mega engine onto a tiny Italian classic.

Artisan restorers Alex Webster, Craig Hughes and Carl Bouverie-Brine work on renovating a fold-out mirror, a classic armchair and a large railway clock.

In America's northeast, skilled pickers Mike and Frank have their sights set on a rusty but rare 1933 Ford Coupe that they're keen to rehab.

The Gold Gypsies hunt for nuggets in ancient mine shafts and Greg discovers a rare meteorite. The Mahoneys chase for more gold using Ted's granddad's treasure map.

The Mahoneys look for gold in one of the world's most remote regions. Meanwhile, the Victorian Diggers may have stumbled across millions of dollars' worth of gold.

The Victoria Diggers might have found a multi-million-dollar load, but they need help extracting it. The Scrappers continue to struggle with broken machines.

The Rookies' relationship is on the rocks as they battle their biggest claim yet. With two partners working at different speeds, there's a fight brewing.

Ceramics expert Kirsten saves a collection of broken vegetable patch signs. Plus, Will attempts to preserve a precious 100-year-old horse and cart ornament.

Richard revives a very special brooch. Mark and Dom work together to fix a vintage lamp. Brenton restores a broken brass kitchen.

Henry and Fuzz head for Cumbria where Dave's mega-shed awaits. Henry is lost for words but once the haggle begins, what will he decide on.

Henry and Fuzz explore George's automobilia collection in Dorset. Henry's in the mood for a SPQR: Small Profit Quick Return. Can he strike a good deal.

Henry Cole and Simon O'Brien visit a family farm in Herefordshire. They see potential in a pine dining table, two old lockers and a railway tail lamp.

Simon O'Brien and Henry Cole search for interesting items in Aylesbury. Henry sees potential in a Harley-Davidson, while Simon picks out two lamps.

Ceramics expert Kirsten saves a collection of broken vegetable patch signs. Plus, Will attempts to preserve a precious 100-year-old horse and cart ornament.

Richard revives a very special brooch. Mark and Dom work together to fix a vintage lamp. Brenton restores a broken brass kitchen.

Henry and Fuzz are back in Durham visiting a passionate collector of vintage cars and automobilia, where a Dot three-wheeled motorcycle catches their eye.

Henry and Fuzz are at a farm in Gloucester looking through a collection of tractors. There, they unearth some historic items from the 1910s and '20s, but can they be restored.

Amanda and Julie restore and revive a beloved childhood bear. Meanwhile, scissor maker Jonathan is tasked with repairing a treasured heirloom.

Dominic is tasked with restoring a dangerous go-kart. Suzie revamps a hand-crafted leather gun slip, while Kirsten works on a papier-mache cat.

How do they build wrecker trucks, how do they produce Roquefort, and how are trees transported? Find out as more items are examined.

How do they produce marble, how do they make mahjong pieces, and how do they build escape slides? Find out as more items are put under the microscope.