Quest HD Saturday

The Tangier leaves port to begin her maiden voyage and, on the other side of the world, the supertug team race against the clock to finish the build

A 10,000-tonne oil rig is moved through shallow waters, and a flight control tower is shipped for a new Royal Navy aircraft carrier

Part one of two. Mike Brewer finds a Land Rover Discovery for £1,500 and hands it over to mechanic Edd China for restoration work

Part two of two. Mechanic Edd China finishes working on the Land Rover Discovery and, after a successful road test, Mike Brewer has a buyer lined up

Mike Brewer buys a bargain Range Rover P38 and mechanic Edd China sets about mending it. They then take the car to Exmoor for a final test drive before looking for a buyer

Mike Brewer searches for a V8-powered Land Rover Defender for less than £5,000, that modifications expert Edd China can turn into a modern urban vehicle

Mike Brewer buys an old Range Rover Mk3 for a bargain price, hoping Edd China can renovate it and have it resprayed white in order to pass it on for double the amount he paid

Edd China and Mike Brewer set the challenge to find the ultimate bug-out vehicle that would ceaselessly run, and decide on the Land Rover Series IIA

After a nerve-racking test-drive, Mike Brewer buys a 1981 Series III Land Rover without an MOT for Edd China to restore

Richard's business goes global after a call from an international car collector in Singapore. Later, Richard helps his best friend Les fulfil a childhood dream

Richard and the team try to win one of their biggest ever restorations, a rare 1950s Porsche 356. Later, the team head to Silverstone in search of racing glory

Drew and Tee go hunting for antiques in the homes of fellow dealers. Tucked away in the Cotswolds, Drew finds an ancient Greek masterpiece from 100BC

Drew encounters thrilling examples by three design titans who shaped the classic Georgian-and-Victorian look: Sir John Soane, Augustus Pugin and William Morris

Drew visits a disused fuel shed on a former air force base in Suffolk, where he discovers vases carved from cow bones and a haunting stone face corbel

Drew and Tee visit Newark, a town renowned for its antique connections. Drew finds a set of Regency bed steps and a genuine, very rare 18th century mirror

Henry and Edward continue their antique hunt along The Seine. They search an old hayloft, rural shop and a bustling market in Les Andelys

Alex Polizzi visits Horley to help Quasim, the owner, improve his Surrey guesthouse. With 13 other B&Bs battling for the same Gatwick trade, he is struggling to make repayments

Alex Polizzi is called to an Exeter hotel whose owner plans to retire and hand the business to her daughter. But profits are down and there may soon be nothing left to give

The Drake Passage delivers a rare weather event and penguins prove to be a highlight for guests.

Guests set foot on land for the first time in Antarctica, but severe weather changes plans for Penguin Island and numerous expeditions

Mining on his own and desperate for cash, Dan Measey gambles on new but unproven opal-detecting AI technology. Slim Pickings are forced to relocate

Pete and Kyle take the biggest gamble of their season, hunting valuable Tourmaline crystals. Hugh and Jarrin tackle the world's only Stitchtite quarry

The naturalist travels to the Pantanal wetland area of Brazil to swim with and study the anacondas that inhabit the region - but his presence in the water could trigger an attack

The naturalist tries to swim with Africa's most dangerous animal, the hippopotamus, in an attempt to study its secret underwater behaviour

The manufacture of mini GP motorcycles, fig biscuits, toolboxes and pipe bends

The manufacture of replica revolvers, used-oil furnaces, vegetable peelers and pizza cutters

Buying goods from home

Buying goods from home

Bike-mad TV presenter Henry Cole is going to attempt a world land speed record for a classic motorcycle on the Bonneville Salt Flats in Utah, America