Disc.Turbo+1

In New Orleans, a hotel under construction collapses. In Denmark, a wind turbine is destroyed. What engineering errors caused these disasters.

In Oklahoma, cars and trucks are sent plummeting into the Arkansas River after part of the I-40 bridge collapses. What caused this shocking catastrophe.

Partygoers are horrified when two overhead walkways collapse at a fancy hotel in Kansas City, Missouri. What engineering mistakes caused this fatal disaster.

Powerhouse Coach builds one of the greenest RVs on earth. Colorado has the toughest Unimog, and $2.4 million buys chic style from Featherlite Vantare.

Richard Rawlings and his team take on a struggling custom hot rod shop in the wealthy Huntington Beach. Can they turn it around in less than a week.

In California, catastrophe strikes one of America's most important intersections. Plus, there's a demolition disaster in Canberra, Australia.

In Arizona, a fire destroys a river crossing. In California, a concert hall causes a storm. In Ohio, a driver and her vehicle are swallowed whole.

In Sweden, tragedy strikes as a historic bridge is destroyed in seconds. A New Jersey casino is the victim of a massive disaster.

In California, a dam collapse causes chaos. In Massachusetts, the tallest library starts cracking. In Italy, a vital bridge comes crashing down.

In Oklahoma, cars and trucks are sent plummeting into the Arkansas River after part of the I-40 bridge collapses. What caused this shocking catastrophe.

The engineering on the convertible C10 works in theory, but making it work in practice is the next step. A team bring in a replica '67 Cobra with a bad engine.

'Mueller? 'Mueller? Of all the different versions of the VW Bug, there is one that stands out - the Hebmueller. There are thought to be only about 200 of them left.

The VW Bug build continues, and the challenge is to keep what makes the car a Hebmueller intact, while taking bold steps to turn it into a hot rod.

Henry and Guy are invited to Yeomans in Worcestershire, which is packed to the rafters with classic British motorbikes, but will the boys be able to get any of them running.

Henry and Fuzz visit an ex-commercial pilot with two hangars' worth of stuff. He's got classic cars and even planes, but will a BSA with missing parts prove a bridge too far.

Henry and Guy go to Wiltshire to see Phil Pearce, where they find sheds full of tractors, classic cars and police bikes. Will Phil drive a hard bargain.

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.

Richard faces the hard reality that the workshop isn't yet making any money. But a fast turnaround paint job on a Land Rover provides some financial respite.

Richard is under pressure when he competes at an NEC show to bring in clients. Plus, Anthony's unusual repair job has him sourcing spare parts from Sri Lanka.

Neil promises to help a friend with his Morris 8, but it's a financial hit for Cog. Plus, Richard admits to Kamla that work on the MGB will cost more than expected.

In New Orleans, a hotel under construction collapses. In Denmark, a wind turbine is destroyed. What engineering errors caused these disasters.

In Oklahoma, cars and trucks are sent plummeting into the Arkansas River after part of the I-40 bridge collapses. What caused this shocking catastrophe.

Partygoers are horrified when two overhead walkways collapse at a fancy hotel in Kansas City, Missouri. What engineering mistakes caused this fatal disaster.

From a gentleman's pastime to a global super brand with an audience of millions, Formula 1's maestro Bernie Ecclestone finally bows out with style.

Robbie transports a huge house amidst a tropical storm. Plus, Sludge's wife, Wendy, takes the wheel following his motorcycle accident.

Jack Macrae manoeuvres a massive house through extreme weather conditions. Meanwhile, Mike Elliott battles scorching heat in Western Australia.

The team at Marathon Coach builds their most challenging RV to date. Four unique RVs cover the spectrum from extreme luxury to off-road warrior.

Richard and his crew head out to Phoenix to help Fly N' High, a once-legendary 4x4 shop keep its doors open. But is there still potential in the 38-year-old brand.

Dave and the crew start their all-aluminium Ridler build by creating a fiberglass buck. Then Dave realizes there may be a problem with the roof.

The fabrication process begins, and Dave and the team begin to see how difficult building a car out of aluminium by hand will be.

Too Late To Turn Back Now. The team starts assembling panels into the shape of a car. When the chassis is done, two wild shapes are melded together for the first and last time.

.. The team passes a huge milestone in the Ridler build, as the body and chassis are merged with mock-ups of the other major elements of the car.

Dave agonizes over the colour choice for the Ridler build. The previous five winners were all yellow, but Dave decides to go in another direction.

Henry and Guy are invited to Yeomans in Worcestershire, which is packed to the rafters with classic British motorbikes, but will the boys be able to get any of them running.

Henry and Fuzz visit an ex-commercial pilot with two hangars' worth of stuff. He's got classic cars and even planes, but will a BSA with missing parts prove a bridge too far.

Henry and Guy go to Wiltshire to see Phil Pearce, where they find sheds full of tractors, classic cars and police bikes. Will Phil drive a hard bargain.

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.

Australia. Mike and Elvis hunt for Australia's favourite pick up, the Hilux. Despite years of farm use, the boys aim to create the ultimate off-roading beast.

Australia. Mike and Elvis hit the beach for the ultimate surf wagon: the iconic Holden Sandman. Can they transform a drab panel van into a hit budget version.

Australia. Mike and Elvis find a 1970s classic VW camper in need of some mechanical TLC. Can they turn it into a long-range camper fit for the Australian wilderness.

Mike and Elvis offer their expertise to a Youtuber on his ambitious McLaren P1 build. Can the boys help build the fastest McLaren in the world.

Australia. Mike and Elvis engage in the ultimate Aussie showdown: Ford versus Holden. Can their Ford XR8 outpace the Holden GTS at the Mount Panorama circuit.

UK. In their most ambitious project yet, Mike and Elvis aim to build a tribute to Paddy Hopkirk's winning 1964 Mini Cooper. Will it cross the finish line.

From a gentleman's pastime to a global super brand with an audience of millions, Formula 1's maestro Bernie Ecclestone finally bows out with style.

Robbie transports a huge house amidst a tropical storm. Plus, Sludge's wife, Wendy, takes the wheel following his motorcycle accident.

Jack Macrae manoeuvres a massive house through extreme weather conditions. Meanwhile, Mike Elliott battles scorching heat in Western Australia.

How do they mine a million tonnes of fertiliser from below the sea? How do they hand print millions of colourful clothes using the art of batik.

How do they turn thousands of tonnes of basmati rice into millions of microwaveable meals? How do they craft beautiful mechanical singing birds.

A 4x4 customiser knows his Land Rover Defenders - but supercars are unfamiliar territory for him. Helen and Paul find him a dream car with a big budget of £150,000.

A dad-of-five wants to join the EV revolution with an ultra-modern and nimble car. Helen and Paul show him three of the best all-electric commuter cars.

The boys travel to Cumbria to buy a British classic, the MGTD. But Drew gets carried away with the makeover and wonders if he might have gone too far.

Henry and Fuzz visit Danny in Basingstoke to check out his massive collection. They're tempted by a 2CV van but are stunned by an impressive Pontiac.

Busy, Busy, Busy! Richard Hammond restores a unique 1947 Delahaye sports car belonging to legendary Grand Prix driver Louis Chiron. But can he track down the original paint.

Derek returns to the shop where he apprenticed as a teenager, and to a 1979 Chevrolet K5 Blazer that's been sitting for over 20 years.

The boys visit Fuzz's friend Alex and his Rover collection, but they're sidetracked by a slightly troubled British icon: the Morris Minor Splittie.

Teenage Dreams. Ant finds a 1977 MG Midget 1500, just like the first car he restored as a teen. With tight margins and a rust issue, he pulls in his family to help.

In 2021, a container ship blocked the Suez Canal for six days. The incident would have a major impact on the world economy, but what engineering flaws caused it.

Paul and Drew look at a glamorous Sunbeam Alpine roadster. With the classic car in demand, Paul is sure it's a smart buy, but Drew needs some convincing.

Dave agonizes over the colour choice for the Ridler build. The previous five winners were all yellow, but Dave decides to go in another direction.

Mike finds a rare Land Rover Series 1 that may not be all it seems. A simple cosmetic touch-up becomes a complex and pricey restoration.

Henry and Fuzz find a Mini Clubman racing car in Surrey. Can they get this track legend back to winning ways, or will it stay at the back of the pack.

The Ridler car's engine and transmission are married for the last time and installed, and the team moves on to the wiring and other systems.

In Kentucky, Farmtruck and AZN pick eight local racers to compete for $5K. But when NOLA's Jerry Bird races the winner, insults fly and tensions boil over.

In California, a catastrophe cuts one of America's most vital highways in two. In Texas, a refinery explodes with deadly consequences.

The Dodge SRT-10 is considered a 'halo car' - the classic worker's truck has a supercar-engine in it. However, this brutish vehicle needs some serious work.

The Ridler car's engine and transmission are married for the last time and installed, and the team moves on to the wiring and other systems.

Busy, Busy, Busy! Richard Hammond restores a unique 1947 Delahaye sports car belonging to legendary Grand Prix driver Louis Chiron. But can he track down the original paint.

The Martins face the physics conundrum of trying to fit a 6'5' former football player into the cab of a 1967 Chevy C10. Plus, they customise the interior and exterior.

Mike and Elvis have one of their toughest challenges yet: can they make an Audi RS6 estate car faster than a sportscar? Elvis has doubts after a hazardous test drive.

How do they make an almost invisible hearing aid that connects wirelessly to a phone? How do they build the carriages for London's new underground railway.

How do they build remote-controlled underwater robots to do jobs too dangerous for human divers? How do they make the world's most cuddly teddy bears.

A blogger is looking for a stylish SUV and has some very particular requirements. Paul and Helen show her three models that are functional and fun.

A healthcare professional needs an exceptional executive saloon. But with a list of must-haves limiting the options drastically, Helen and Paul need to dig deep.

Paul and Drew look at a glamorous Sunbeam Alpine roadster. With the classic car in demand, Paul is sure it's a smart buy, but Drew needs some convincing.

Henry and Fuzz find a Mini Clubman racing car in Surrey. Can they get this track legend back to winning ways, or will it stay at the back of the pack.

Richard agrees to continue with the Smallest Cog Race team. But Anthony must take on responsibility for the MGB race car and go to a mechanics boot camp.

Derek finds a 1928 Ford Model A in a car club in Detroit. Then he calls in an expert to figure out why it sat so long and tries to get it running.

Henry and Fuzz snap up a vintage Oldsmobile hot rod with a legendary V8. Can they get it race-ready for a showdown at Turweston.

American Icon. A 1964 T-Bird needs pricey American parts to restore it to its former glory. And Ant gets a hand from his mate, Mike Brewer.

In California, a catastrophe cuts one of America's most vital highways in two. In Texas, a refinery explodes with deadly consequences.

The boys buy a rare pickup version of a mini. However, the decision about what to do with the tatty canvas load cover causes some creative differences.

The Ridler car's engine and transmission are married for the last time and installed, and the team moves on to the wiring and other systems.

Mike nabs a Porsche 997 at a bargain price of just £15,000. The catch? It's got an engine with a serious case of bore score. Can Elvis fire it up.

Henry and Fuzz discover a shed full of rare gems in Bedfordshire. But a Triumph TR6 steals the show! Can they restore it to its former glory.

The team fires the Ridler build for the first time, finishes an endless list of details and appointments, and loads the car for the trip to Detroit.

Who's Your Daddy? In Pennsylvania, Farmtruck and AZN pick eight local racers to compete for $5K. The winner gets to take on legendary racer Daddy Dave for another $5K in cash.

In New York, a construction crane crashes into an iconic bridge. Tragedy strikes a massive television tower in Texas. Boston's water supply crumbles.