High Street TV 4

How are powerful Scania trucks built? How do they use the world's biggest DNA database to solve crime? How is paraffin used to make Gouda cheese.

How do they make the finest classical guitars? How do they keep the blades turning on a wind turbine? How do they produce America's ultimate mowing machines.

Drew and Tee seek out the very best antiques the Isle of Wight has to offer. Their first stop is the seaside town of Ventnor, a fashionable holiday resort in Victorian times.

Drew and Tee head to a grade II listed mansion in Lincolnshire. The house is packed with items and Drew haggles for a superb 19th century chair and a decorated chinoiserie mirror.

Joiner Robin Johnson fixes a broken Boston rocker. Paper conservator Ashleigh Brown restores a vintage theatre prop, and blacksmith Nev Morris works on an iron gate.

Follow the production process of artificial eyes, dog and cat food, and mirrors, and find out how each of these items is made.

Follow the production process of fresh cut flowers, adhesive tape and tofu, and find out how each of these items is made.

Gilder Ruth has a huge challenge in the form of a 19th-century overmantel mirror. Plus, blacksmith Nev restores a badly damaged park bench.

Drew takes Viki to his favourite hunting grounds. Together, they pick through a dusty old shed, a quality auction, and a beautiful country house.

Drew and Al pick through the collection of a travelling fairground family. Then, they are invited to a traditional wood-turning business.

Alan and Salty head to wine country to chase a gold rush legend. Meanwhile, a drought threatens to end the season for Shane and Kate.

In Queensland, Jacqui and Andrew buy a quad bike to get to the site of an old gold rush. In Western Australia, equipment failures hit Shane and Kate.

Failing to find opal, The Mooka Boys embark on a risky mission at night. The Bushmen use a robot dog to help map out their underground mine.

The Bushmen's plan to connect old underground drives calls for a huge drill. Slim Pickings face disaster when their rickety tractor breaks down.

Soft toy experts Amanda and Julie restore a well-travelled sailor doll. Leather expert Susie and camera expert Brent work together on a project.

Henry and Sam scour Britain's sheds for vehicles to buy, restore and flog for a tidy profit. In Somerset they find Norton motorbikes, Italian mopeds, and French go-karts.

The guys are in Hertfordshire, finding vintage cars, tractors and rare British bikes from the 1950s. When the haggling starts, things don't turn out quite as expected.

Henry and Sam are in the Cotswolds, where they discover sheds full of stationary engines, obscure agricultural implements and some surprising collections of memorabilia.

Henry and Sam uncover vintage treasures in West Sussex. They go behind the scenes at one of Britain's most famous bike shops and find two extraordinary hidden gems.

On the Isle of Wight, Henry and Simon meet another Simon, who has an extensive collection of old vehicles, including a retro three-wheeled motorbike and an American rocker.

Angus helps an army veteran shift a mountain of Lego to raise money for his daughter, and a trip to London unearths exquisite Victorian jewellery.

Angus clears a home full of memories to help a widow start a new chapter. A couple needs Angus's help to raise some cash to pay for their wedding.

Charlie Ross and Izzie Balmer scour the Isle of Wight for profitable antiques. Plus, Charlie heads to Blackgang to explore Britain's oldest amusement park.

Angus helps clear a family home, packed with museum pieces. And a retired teacher parts with Sheffield steel, French glass and a seafarer's desk.

The expert restorers tackle beloved items including a guitar with no strings attached, an old fishing reel and a quirky pig-shaped footstool.

The team celebrate art and industry in their restorations. They include two ceramic doves thought to be linked to Picasso and a Welsh miner's helmet.

How can lifeboats hold up to 150 people? How can mind control techniques help golfers improve their shots? How do they make millions of celebratory stamps.

How do they produce tequila from cactus plants in Mexico? How does New York City run on steam? How do they produce soft ice cream.

How do stuntmen survive a bad day at work? How do they mine precious amber gemstones? How do they build Seabreacher watercraft that move like dolphins.

How is NYC supplied with the finest steaks? How do they produce the ultimate surround sound home cinema systems.

The boys stop at a salvage yard which Drew hails as the best in the country. They find a pair of beautifully crafted sundials and an overthrow believed to be from Belvoir Castle.

Drew and Tee are on a trip through the Scottish Lowlands. Their first stop is Buittle Castle, where one item compels Drew to pay £100 more than the asking price.

Sculptor Nick Elphick is tasked with recreating the missing parts of vintage deer skeleton. Furniture restorer Steve Norman rebuilds a rosewood sofa.

Follow the production process of filing cabinets and blown glass, and find out how each of these items is made.

More everyday items are put under the microscope as we discover how they're made.

In Miami, a major disaster leaves a nation in mourning. In Canada, a gaping hole opens in the middle of the nation's capital, Ottawa.

Round 9: Assen Park. Highlights of all the action from Round 9 of the British Superbike Championships at Assen Park.

Rusty Royalty. Ant is in Essex to see a car that was fit for the Queen, a 1970 Rover P5B. The V8 wins him over, but rust, oil leaks and heavy steering spell trouble.

The duo face huge setbacks with the wheels of their locomotive. The time and cost implications could be disastrous for the restoration.

Francis and Chris dig deep to help save their loco restoration when crisis hits. Will their high-risk strategy destroy their dream.

Mike is in San Francisco looking for a classic Chevrolet Step Side Pick Up. Will he manage to find a rust-free model for Edd to restore.

After purchasing a badly modified Desoto Firedome Mike and Edd set about addressing the damage to give this stunning cruiser back some class.

Mike bags an American classic, a Chevrolet Corvette Stingray, but it's only been part restored. Can Edd work his magic and make it seem as good as new.

Mike is excited to pick up one of his favourite types of convertible: the 2000 Porsche 996. With only a few issues, this car will be an absolute steal for him.

MG MGA. Henry and Fuzz visit Colin in Hertfordshire to revive his faded MG MGA - a once-glorious 1950s sports car that's been silent for years.

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.

Henry and Sam are in the Cotswolds to visit the largest sidecar manufacturer in Britain. They uncover a rusty Lancia Aurelia and a Royal Enfield 500.

In Somerset, Sam and Henry meet a man who's been collecting cars since 1963. The guys are excited to uncover an Austin 7 and a De Dion-Bouton.

Sam and Henry visit one of Britain's biggest dealers in second-hand milk floats. This quirky collection features a beautiful 1959 Chevrolet El Camino.

Sam and Henry look through an eclectic collection in Hertfordshire. There's lots for the guys to admire, including a Humber Sceptre and a model aircraft.

Vinnie gives the Rag 'n' Bone man a tour of his countryside empire and discusses the hardships of fame. Emma considers bringing puppies into the mix.

Rusty Royalty. Ant is in Essex to see a car that was fit for the Queen, a 1970 Rover P5B. The V8 wins him over, but rust, oil leaks and heavy steering spell trouble.

Lucia uses an unusual painting method from Michelangelo's era in a restoration. Meanwhile, Steve and Will tackle a table with a secret cocktail compartment.

Matt has to use the utmost precision when restoring some stunning stained glass. Meanwhile, Jay and Dom work on an old tram seat that has been in a family for decades.

Sheryl and Simon gamble everything on a move to new ground. Poseidon Crew mine two claims. Shane and Rusty risk it all to pull off a lucrative deal.

Foody races the wet season before monsoons hit. Steve Grahame has a run through the Red Centre of Australia. Robbie Mackay must deliver a house.

Stel and Jess begin their search for the lost city of Atlantis. In Bulgaria, they uncover mysterious gold treasure and evidence of an ancient catastrophe.

Stel and Jess explore underwater ruins off the coast of Greece. Their quest to find Atlantis leads them on ancient trade routes and into the heart of a volcano.

When NASA discovers something strange on Saturn's biggest moon, experts investigate if aliens feeding on the world's electric atmosphere could be the culprit.

High-precision cutting tools and stained glass are put under the microscope to discover how they were made.

Conga drums, metal plating and buttons. More everyday items are put under the microscope as we discover how they are made.

Robbie Wolfe and Jersey Jon meet with a former racer and his son. Meanwhile, Mike travels solo to check out some Volkswagen Beetles and Porches.

Robbie and Jersey Jon follow a lead to Maryland where they pick for toys, memorabilia, and Power Wagons. Mike calls in help to get five bikes running.

In Pittsburgh, Mike and Jersey Jon meet with a guy obsessed with steel mill and heavy metal. Robbie works on getting his go-karts on the track.

Angus helps the ex-EastEnders star Samantha Womack shift her showbiz things, and former MP Alan Johnson parts with a chess set and much-loved guitar.

Hi-Do-Hi! and panto star Jeffrey Holland bids farewell to treasures, while broadcaster Kaye Adams makes headlines with her rare Danish furniture.

Angus and the team are in Derbyshire to help a widow clear out her home. They uncover a riding crop, a 19th century stool and a jewellery collection.

In County Durham, Angus and the team clear out a huge aviation collection. Later, they help a retired policeman sell items from his four-bedroom home.

Painting conservator Lucia works on a symbolic seascape painting. Plus, bear ladies Amanda and Julie revive a treasured doll from Bosnia.

There's Beatles nostalgia in the barn as mechanical maestro Steve restores a toy yellow submarine. Art conservator Lucia revives a rare 17th century painting.

Bookbinding expert Christopher revives a treasured document belonging to a Titanic survivor. And ceramics restorer Kirsten repairs a stone birdbath.

The team repairs a 1960s barber's chair that's a piece of a family trade's history. Plus, an Iranian musical instrument is restored.

Can Toy Cars Get Us To The Arctic? A retired couple asks Angus to sell their toy collection. Will they make enough funds to fulfil their dream of seeing the Northern Lights.

Angus helps clear a family home, packed with museum pieces. And a retired teacher parts with Sheffield steel, French glass and a seafarer's desk.

The team researches a flag said to have flown during England's 1966 World Cup win. A Victorian book of police mug shots reveals surprising insights.

Painting conservator Lucia works on a symbolic seascape painting. Plus, bear ladies Amanda and Julie revive a treasured doll from Bosnia.

The team bring the edge back to a 19th century knife-sharpening device and restore a cuddly husky to his globe-trotting best.

There's Beatles nostalgia in the barn as mechanical maestro Steve restores a toy yellow submarine. Art conservator Lucia revives a rare 17th century painting.

Bookbinding expert Christopher revives a treasured document belonging to a Titanic survivor. And ceramics restorer Kirsten repairs a stone birdbath.