High Street TV 4

It's been tipping over for 800 years - what's the gravity-defying magic behind Pisa's leaning tower? And, how are chocolate digestive biscuits manufactured.

How did the ancient Greeks invent parchment with techniques still used today? And how do they make shuttlecocks, the fasting moving object in sport.

How do they make smooth writing ballpoint pens that don't leak or fade? And, how do they make pizza for soldiers on the frontline.

In Cremona, how do they make modern violins that sound as good as the legendary Stradivarius? And, how do they build houses with volcanic rock.

Mike purchases a mouldy Porsche Boxster with seized brakes and a host of other faults, but at £1,000, he can't resist. Can Edd fix it up enough to turn a profit.

After finding a Morris Minor for the bargain price of £2400, Mike plans to renovate it and sell it on for £7000, but Edd has to rebuild it from scratch.

In North Yorkshire, Sam and Henry examine an incredible collection of classic American motors. However, the guys are most interested in a rusty Mini.

Henry and Sam look around a shed full of vintage motorcycles and intriguing memorabilia. The guys see potential in a Yamaha RD350, but can they afford it.

Find out how sulkies, bagpipes, yule logs and fishing lures are produced, as more everyday items are put under the microscope.

Find out how goalie pads, lapel pins, cardboard boxes and crystal wine glasses are made, as more everyday items are put under the microscope.

A tiny but treasured bicycle is in desperate need of Dominic's expertise in metalwork. Meanwhile, silversmith Brenton attempts to save a historic cross.

Serkan buys ancient fire-safety equipment, while Viki wonders if she's lost the plot when she's tempted by a plywood hobbyhorse with a tale to tell.

Serkan and Jay visit a Victorian steam museum, while Serkan and Alister Dryburgh get to trawl through storage containers at a Kent country house.

The Gold Timers fight back against gold thieves. Machinery problems continue to plague the Dust Devils, while Marcus is panicked when Linden goes missing.

The Poseidon Crew are desperate to find fine gold to fund their expensive operation. Rookie team Jacqui and Andrew find gold nuggets in Queensland.

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.

Alicia Waddingham transports a hazardous load on heavily corrugated roads. Hibbo takes on Australia's harsh deserts and oncoming mega loads.

Mike buys a bargain Range Rover P38 and Edd sets about mending it. They head to the wilds of Exmoor to give the car a final test drive before searching for a buyer.

Sam and Henry are in Somerset to check out a magnificent collection of World War Two vehicles, including a Norton 16H and a BSA folding bicycle.

Henry and Fuzz are off to Bolton where some classic motorcycles catch Henry's eye, but Fuzz is more interested in wackier treasures, such as a double-decker bus turned crane.

In Gloucestershire, Henry and Fuzz take on a risky Triumph Spitfire that has been in a crash. In their biggest restoration challenge yet, can they fix it.

In Redhill, Simon finds some valuable chairs and a cast iron fireplace. Meanwhile, Max has an ambitious plan to turn a Danish metal roller into a lamp.

Angus heads to Bradford to look through a vast collection of coins, toys and jewellery. Plus, the team clear Yorkshire-made furniture from a beautiful cottage.

Angus and the team face the mammoth task of clearing a collection of bow top caravans. Later, a widower wants to sell a collection of stamps and Beatrix Potter figurines.

Antiques experts travel the UK with a budget of £200 each in a competition to find and buy antiques or rare items and sell them for a profit.

Antiques experts travel the UK with a budget of £200 each in a competition to find and buy antiques or rare items and sell them for a profit.

Footy gear, shiny silver and quirky gold tools keep Irita on her toes as two families hope their heirlooms can score big at auction.

The Gold Disc And The Golf Pro. For the first time at the auction house, Angus puts a gold disc under the gavel, before selling off memorabilia from a former Ryder Cup referee.

How does a Dutch company make the world's fastest superyachts? And, how do they make new space suits that weigh and cost the fifth of the previous design.

How is Parma ham, the most famous ham in the world, made? Plus, how do they make rowing machines, and how are the iconic London Underground signs made.

How do planes take off and land on a beach at one of the world's oldest airports? And, how do they hand-make the national dress of Bavaria, lederhosen.

How do they catch the world's largest lobsters? How do they build the iconic chesterfield sofa? And, how do they capture the world's sharpest TV pictures.

Mike tracks down a TVR Cerbera for just £8,000. However, these classic sports cars are susceptible to rust. Can Edd patch it up or will the chassis need replacing.

Mike heads out to Poland to bag a Lamborghini Uracco. However, the price of this classic is rising due to Lamborghini's 50th anniversary, can Mike bag a bargain.

Sam and Henry are in Somerset to check out a magnificent collection of World War Two vehicles, including a Norton 16H and a BSA folding bicycle.

Henry and Fuzz are off to Bolton where some classic motorcycles catch Henry's eye, but Fuzz is more interested in wackier treasures, such as a double-decker bus turned crane.

Find out how cement, caskets, soft drinks and glider rockets are made, as more everyday items are put under the microscope.

Find out how kitchen knives, mannequins, socks and hypodermic needles are made, as more everyday items are put under the microscope.

Wood restorer Will attempts to bring an old fishing box back to its former glory. Meanwhile, Julie and Amanda work together to revive a badly damaged doll.

Serkan, Jay and Viki hunt for items with remarkable history. In Somerset they visit a family-run quarry, and a collection of circus artefacts.

The team find lost relics of bygone times, including stools made for child-workers at an old hat dyer's factory and some classic fairground art.

Marcus and Linden are confronted by a rival gold prospector. The Gold Timers call in a geologist for help, and Robbie storms off the Ferals' lease.

The Dust Devils' critical water supply runs dry. Jacqui and Andrew find their biggest nugget so far, while the Poseidon Crew are hit by torrential rain.

Jim Foody transports critical medical supplies through flood-ravaged roads. Jake Pakai hauls multimillion-dollar equipment across narrow highways.

Josh Carter hauls a monster oversized convoy. Steve Grahame transports a triple trailer load whilst battling against Mother Nature.

Mike attempts to double his money by turning an old Frogeye Sprite into a premiership quality classic car to be test driven around the Brooklands Motor Museum.

Henry Cole and Guy Willison pay a visit to motocross lover Terry in Hereford. He's got everything from perfectly restored motorbikes to a hangar of automotive horrors.

Henry and Guy have a rummage in Nigel's sheds in Bexley Heath, where they uncover memorabilia, trinketry and a bicycle that takes Henry back to his childhood.

In Northamptonshire, Henry and Fuzz dive into an eclectic mix of British and American vehicles. Henry and Fuzz end up smitten with a customised Hot Rod.

Simon and Max rummage through some old barns in Worcestershire. Max wants to put wheels on two air tanks, while Simon sees potential in some wooden crates.

After clearing out a home in Leeds, the team sort through a van full of mysterious boxes. Plus, Angus checks out a retired archaeologist's beautiful collection.

In Knaresborough, Angus sorts through a massive collection of model aircrafts and incredible paintings. Later, Angus auctions off some iconic toys.

Antiques experts travel the UK with a budget of £200 each in a competition to find and buy antiques or rare items and sell them for a profit.

Antiques experts travel the UK with a budget of £200 each in a competition to find and buy antiques or rare items and sell them for a profit.

Disaster strikes when a would-be thief crashes The Desert Diggers loader. Plus, Shane and Rusty drag their dry blower across the treacherous ground.

Alicia Waddingham transports a hazardous load on heavily corrugated roads. Hibbo takes on Australia's harsh deserts and oncoming mega loads.

How do they take a car from Siberia to the Sahara without leaving Germany? Plus, how do they hand craft a baseball glove that will last a lifetime.

How do they print over 10 million copies a day of the world's best-selling newspaper? How do they knit 32,000 pairs of socks a day at South Africa's biggest sock factory.