Quest HD Saturday

In Italy, a towering bridge collapses. In Connecticut, tragedy strikes a construction site. A bridge fails mid-construction in Canada's capital

Action from the 10th round of the campaign, which came from Donington Park

Ant buys a Massey Ferguson 165, but a breakdown, poor steering and dodgy electrics threaten his plan. Can this old tractor still earn its keep?

The Grand Prix of Indonesia . A chance to see the sprint race in the 17th round of the season, held at Pertamina Mandalika International Circuit in Indonesia

The day finally arrives when Chris and Francis attempt to start 025's engine, but after two years of silence there's no guarantee it'll work.

Chris, Francis and the Bo'ness team race to assemble their beloved 37025 before her main line test. Any failure will scupper their Highland dreams.

Mike Brewer visits Idaho to buy a Karmann Ghia, but a broken gearbox and damaged interior could stop him and Edd China from making a profit on the sale of the restored vehicle

Mike finds a 1972 Fiat 124 Spider that is all original, but the driving experience needs a refresh. He gets working on the interior, while Ant fixes a leaky differential

Mike Brewer heads to Italy to search for a rare Fiat Dino Coupe, but the car he finds needs extensive work by expert mechanic Edd China before it can be sold

Henry and Fuzz visit James in Burnham-on-Crouch to revive his rare Rio Whistler military vehicle. Can they return this weathered veteran to duty?

Henry Cole and Fuzz Townshend arrive at Cheltenham and find Andy's vintage Model T Ford, which is in desperate need of restoration. Are they up to the task?

Sam and Henry visit an incredible collection of Ford vehicles in Worcestershire. The guys have their sights set on a 1960s Austin A40 Farina

Sam and Henry are in Dorset to look around a collection of bikes, cars and tractors. They consider buying a pedestrian walk sign and a Yamaha FS1-SE

Henry and Sam are in Devon to visit a father and daughter who own a shed full of vintage Americana. They immediately take interest in a dusty Chicago police car.

Henry and Sam look around an incredible Americana collection in Cornwall. After examining an array of classic motors, Sam springs a big surprise on Henry

Vinnie opens up about his alcohol addiction whilst checking in with Colsey. Wobbly builds a log cabin, and Emma prepares for the puppies' arrival.

Ant buys a Massey Ferguson 165, but a breakdown, poor steering and dodgy electrics threaten his plan. Can this old tractor still earn its keep?

The team restores three family heirlooms - a quirky train set built by the man behind the inventions in Chitty Chitty Bang Bang, a sailor's trinket box and a doll

The team restores a pair of albums charting Robert Falcon Scott's expedition to the South Pole, a traditional Asian board game and a much-loved magic trick

Storms hammer the Poseidon Crew as they chase monster nuggets in Victoria. Shane and Rusty move fast to flip a valuable outback lease.

Foody races a cyclone to make it home. Mel Michelsen navigates treacherous log runs. Sludge takes on trucking jobs in the mountains of New Zealand.

Stel and Jess sail to Sicily to explore Europe's largest active volcano. Their investigation leads them to a hidden labyrinth and a mysterious underwater monolith

Stel and Jess investigate ancient cave paintings in Turkey that could be connected to Atlantis. They also examine a shifted shoreline and ruins of a lost city

An investigation into a strange discovery made by the Mars Curiosity rover, which could suggest an alien nuclear war took place there more than 300 million years ago

The methods involved in making cotton yarn and road signs, and how their manufacture has changed with developments in technology. Plus, how cranberries are processed

The processes involved in manufacturing combination locks, caravans and erasers, and how their production has changed with advances in technology

Buying goods from home

Buying goods from home

Mike and Jersey pick a little shop of wonder in the heart of Manhattan. Meanwhile, Robbie chases down the holy grail of brass-era signs