02: Roads | World’s Most Extreme

Episode 1 | Building Cars: Secrets Of The Assembly Line

As the Mini turns 60, buckle up for an incredible journey into the secret world of the car factory. Every 68 seconds ...

S02E03: Smartphone | The Secret Genius of Modern Life

With rare access to electronics giant Samsung, Hannah uncovers the technological game changers that have made the smart...

S06E06: Chairs | Inside the Factory

Gregg Wallace visits the Ercol factory in Buckinghamshire to follow the production of a Windsor chair. Meanwhile, Cherry Healey investiga...

Episode 1 | The Five Billion Pound Super Sewer

Following workers across London as they race to build an enormous supersewer. The first episode follows the creation of the fi...

Quality control | Inside the Factory

Gregg Wallace visits the quality control area of the factory.

Recycling a car | Inside the Factory

Cherry Healey investigates the process of recycling a car.

S07E02: Buses | Inside the Factory

Gregg Wallace gets exclusive access to a factory that builds red London buses, while Cherry Healey visits a bus windscreen factory and Rut...

Sourcing and processing timber | Inside the Factory

Cherry investigates the source of wood used for making Windsor chairs, and the process it undergoes to make it ready for ...

02: The Computer | Inventions That Changed the World

In Victorian times, computing involved crunching numbers with a pencil and paper. A century later, we rely on computers ...

The Science of D-Day

Engineer Rob Bell explores the new inventions - from giant troop-carrying gliders to tanks that could operate on water - that made the Normandy invasion...

04: The Phone | Inventions That Changed the World

Elisha Gray made the initial breakthrough in the invention of the telephone. Alexander Graham Bell 'borrowed' his idea and ...

Concorde: A Supersonic Story

The life of the most glamorous plane ever built, as told by the people whose lives she touched. Narrated by Sophie Okonedo.

Iron ore mine | Inside the Factory

Cherry Healey visits the largest iron ore mine in the world.

Moulding the pots with black sand | Inside the Factory

Gregg Wallace investigates how the pots are moulded using black sand.

S02E04: Bicycles | Inside the Factory

Gregg Wallace visits Britain's largest bicycle factory, which produces 150 folding bikes every day, and joins a production line to make...

S03E01E1: Air Fryer | The Secret Genius of Modern Life

Hannah takes a look at the air fryer - a device that is rapidly taking over people's kitchens, cooking up everything f...

Wartime furniture | Inside the Factory

Ruth visits a museum where she finds out the government-approved furniture that certain people could buy with tokens, designed with th...

01: The Gun | Inventions That Changed the World

Jeremy Clarkson looks at key inventions that have made a global impact. This week traces the development of firearms and how ...

03: The Jet | Inventions That Changed the World

Jeremy Clarkson tells the story of how Frank Whittle pioneered the jet engine and goes around the globe to explore the impact...

05: Railways | World's Most Extreme

From awesome engineering to extreme environments and thrill-seeking train-surfers and from the high-tech to the home-made, these are the ...