Quest HD

How do they make a perfectly unpredictable roulette wheel? How do they produce the world's purest olive oil? How can a rusty wreck be transformed into a classic Batmobile?

How do they instruct robots to mass-produce cars, and how do they transform the world's biggest football stadium into its largest ice hockey arena?

How do they craft an accordion? What is the process for making the wasabi that puts the kick in Japan's raw fish? How can they produce a duck call that can trick birds?

How do they make the Japanese toilets that treat you to a wash and blow dry? How has the US Navy built a helicopter that doesn't need a pilot? What is the manufacturing process for jackhammers?

Modern-day treasure hunter Drew Pritchard travels the length and breadth of the UK in search of weird and special objects - the bigger the hoard, the happier he is.

In Gloucestershire, Drew uncovers a marble table lamp and a painting of a mackerel. Later, he's thrilled to look around a stately home in Bedfordshire.

Furniture restorer, Steve is set with the challenge to give a Victorian kitchen table an unusual makeover. Plus, dealer, Drew brings a dilapidated crocodile to taxidermist, Chris.

More everyday items go under the microscope, revealing their production. How are objects such as detectable warning panels and model Stirling engines made?

More everyday items go under the microscope, revealing their production. How are objects such as micro drill bits and skiffs made?

Presenting the latest products live on television that can be ordered directly. The product range extends from vacuum cleaners and bath towels to sports equipment.

Presenting the latest products live on television that can be ordered directly. The product range extends from vacuum cleaners and bath towels to sports equipment.

Cabinetmaker Alex repairs a battered chest that once belonged to a secretive Masonic lodge. And, blacksmith Nev uses his skills to restore some historic street lamps.

Drew takes fellow dealer Viki to various types of hunting grounds which have helped to shape his unique take on decorative salvage and antiques.

Drew and Alister hunt for pieces inspired by nature, from a folk-art bird's head walking stick in Brighton to a fireside tiger in Shropshire.

A freak accident forces Jacqui and Andrew to call in help, Alan and Salty take a bold gamble for their final push of the season, and Shane and Kate dig up an explosive relic from the past.

The Poseidon Crew hope to pull in enough gold to keep the team together, the Gold Devils push their equipment to failure, and the Ferals battle through blistering heat to smash their season target.

After sinking a new shaft to save their backs, The Bushmen are stonewalled by impenetrable rock. The Mooka Boys are finally ready to start tunnelling toward black opal glory, until their last working machine suffers a catastrophic breakdown.

When Mark is hospitalised after a mining accident, Paul and John must work overtime on two separate claims to scrape together enough opal to survive the week.

First to arrive at the barn are Judith Holliman and her son James. They have brought a dear old friend, a stuffed owl called Wol. Judith clearly remembers him peeking out of her Christmas stocking when she was just a few years old, and they have been inseparable ever since. He...

In Telford, a tractor and motorbike provide double the trouble and the double the opportunity for Henry. Can he get the two jobs done?

The boys head over to Woodcote where Nick waits with an array of motor memorabilia. Henry takes home hedge cutters, signs, oil dispensers and more.

Henry Cole and the team restore a 1950s Massey Ferguson combine, racing to tame the beast and bring in the harvest.

The boys visit Swindon and Chippenham to seek out more items to turn for a profit. Henry finds and restores a much maligned BSA Ariel 3 moped and Simon gives a Ford Transit gearbox a new lease of life.

Angus aims to help a couple recovering from life-threatening illnesses start a new life in a new home, if he can sell their huge collection of Glenn Miller Vinyl and V-discs. And then he gets his hands on some nice jugs, in a home with a pub in it!

Angus helps a woman who needs money to pay for her elderly mother's care home but has no idea what's hiding in her jewellery box. Also, after a life-altering event on holiday, a couple must raise funds to make their home wheelchair-accessible.

Catherine ditches the classic car to travel in a steam loco while James gets into a spin at a pottery. The pressure mounts for one expert at the penultimate auction in Bedford.

Robbie Adams delivers supplies to livestock farmers, rookie trucker Pablo Gwadu takes on his biggest challenge yet, and oversize specialist Robbie Bush hauls luxury cabins across Victoria.

Shane and Rusty position themselves for a once-in-a-lifetime deal. Newcomers the Gold Drifters hunt for a long lost gold field, and Sheryl and Simon face the biggest decision of their mining careers.

Resident clock expert Steve Fletcher restores an 18th-century wall clock that is a much-loved heirloom from the owner's grandfather. It hasn't ticked for five years, will Steve get the clock to work again? Caner Rachael South restores a beautiful wicker cradle that has been in...