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How do they make giant floating power stations that provide power around the world? Plus, how do they fabricate the world's smallest aircraft.

How do they create coloured crayons used by children and artists around the world? Plus, how do artisans and craftsmen create treasured mirrors in India.

A newly qualified driver has a monthly budget of £150 to spend on her first car. Helen and Paul help her pick out a stylish and practical supermini.

Artisan baker Chris wants to ditch his diesel Audi and use part of his pension to fund a dream upgrade. He's hoping for a sports car with lots of power.

A super-rare Renault 5 Gordini gives an opportunity to create the best hot hatch on the market. Specialist Renault craftsmen try for a factory perfect restoration.

Henry and Sam go to Hull to meet Mandy, whose late husband was an avid collector of classic motorbikes. There are several rare Vincents and Ariels on offer.

Henry and Fuzz are in West Sussex at Dino's mega-shed. He's got buses, vintage sports cars, rare motorbikes and oodles of motoring ephemera.

Richard ventures 2km beneath the Alps into the world's longest underground railway connection, the Brenner Base Tunnel, riding some giant machines.

Derek battles to get a 1964 Chevrolet Bel Air out of a field in Kentucky and back to his shop in Tennessee for an engine swap. It's no easy task.

Richard Rawlings and his crew have less than a week to turn around 8,000 square feet speed shop, Abel Racing in Oklahoma City. But is this an impossible feat.

Ant tries to sweet-talk his way into taking the completed Alfa 158 to the US Grand Prix in Austin. But the car isn't done, and the crew must do the heavy lifting.

Ant's ambitious Alfa build is on the home stretch, but his new baby is due any day. And, he gets good news about his plan to unveil the car at the US Grand Prix.

Metcalfe's stands to attention with two huge military moves - which include shifting 17 armoured vehicles from Salisbury Plain to the biggest British army base in the world.

Drew takes the first type of car he owned and gives it a modern makeover. He thinks this ex-Royal Mail delivery van is a perfect affordable classic.

Mike heads to Poland to avoid the dreaded British 'Porsche Tax'. Plus, he turns a profit on an ugly duckling Peugeot and chases a sale at Santa Pod.

Mike finds a Land Cruiser FJ60, but the original 4-speed transmission holds it below highway speeds. He sources a JDM Toyota 5-speed for Ant to install.

Chopper Roy / Triton And Bantam. Henry and Fuzz head to 'Chopper Roy's' place. His vintage British motorbikes and a classic seventies sports coupé catch their eye.

Henry and Fuzz are down on the farm in Oxfordshire. They unearth mowers and tractors in Tim and Camilla's barns but end up buying something very different.

Mike buys a stinker of a car at auction. Plus, a BMW M3 turns into a rotten headache and Mike tries to sell The Stig a nice little runaround.

Dave Chappelle helps Derek to revitalise a 1972 Jeep J2000 that's sat among a field of neglected Jeeps. Can they turn it into an off-road machine.

Around the globe lie eight 'Hell Roads', each with dangers. Meet the people who risk their lives braving avalanches, rockslides and even gunfire as they drive these highways.