Quest HD Saturday

The technology behind the world's most powerful earthmovers, looking at enormous dumper trucks and diggers

An exploration of the technology behind the world's most powerful ships, including cruise liners and oil tankers

Mike Brewer is seduced by a Land Rover Discovery Mk1 with low mileage. But with no MoT, a leaking sunroof and rust problems, Elvis has his work cut out buying parts

Mike Brewer buys a Ford Mustang Fastback and gives it to mechanic Edd China to restore, as the duo hope to turn the wreck into a machine worth more than £20,000

Mike Brewer combines his love of vintage Escorts and rallying by making a Ford rally car, and it is left to Edd China to try to make a profit on such an expensive build

Mike Brewer searches for a 1957 Thunderbird, marketed as one of the world's first luxury cars, which sold healthily in its day

Mike Brewer gets his hands on a valuable 1995 Ford Escort RS Cosworth, hoping new mechanic Ant Anstead can restore the 227hp engine's famous 'fizz'

Mike Brewer is seduced by a Land Rover Discovery Mk1 with low mileage. But with no MoT, a leaking sunroof and rust problems, Elvis has his work cut out buying parts

Henry Cole and Sam Lovegrove fix up a MG Midget that they have found in Northern Ireland, hoping to enter it in a classic British hill climb

Henry Cole and Sam Lovegrove set out to ride a lap on the most famous and dangerous bike race course of all, the Isle of Man TT

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, where they unearth some historic items from the 1910s and 1920s

Presenter Henry Cole and mechanic Fuzz Townshend hit the road to find, buy and make a profit from the UK's abandoned automotive gems

Presenter Henry Cole and mechanic Fuzz Townshend hit the road to find, buy and make a profit from the UK's abandoned automotive gems

Drew Pritchard checks in on some contacts who are downsizing and selling off collections. In Norwich, he finds a beautiful Victorian umbrella stand

Drew Pritchard examines furniture in a Black Country factory. Next, in Derby, a new contact pays off when he finds the crankshaft from a Battle of Britain fighter plane

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

Dedicated investigators and experts examine the explosion in the port of New Orleans in 2012

The Yorkshire Air Ambulance rushes to assist a motorbiking couple who collided with a car, then races to the aid of a farmer who is crushed under a tractor

Rod and JC prospect a long-defunct diamond mine. Plus, saving an orphaned baby wallaby leads to important volunteer work for Rod and JC

When an underground tsunami floods the cavern system, Duane and his team enter it from higher ground - discovering evidence of Aztec artifacts

Six adventurers search British Columbia in the hope of finding Slumach's hoard, a stash of gold said to have been cursed by a condemned 19th-century prospector

Adam and Evan continue their quest to find Slumach's hoard, heading to the Terrarosa Glacier, where a well-known prospector claimed to have been threatened by a mysterious force

The processes involved in the creation of dinnerware, air brake tanks and frosted cereal, and how they have developed over the years

The processes involved in the creation of clay, pitted prunes and spurs

The development and production of kitchen accessories, papier-mache animals and hydraulic cylinders

The manufacture of clay liquor jugs, poultry deli meats and Nascar engines

Buying goods from home

Buying goods from home