Comedy actor and car fanatic Chris Barrie explores the development of digger engines from their invention in the 19th century to the monstrous models used today. Featuring the electrically powered bucket wheel excavator, and a tunneling machine at work under the streets of Dublin

The evolution of rocket power, from the fireworks of the ancient Chinese to the monsters of the space race

Chris Barrie turns his attention to his favorite type of vehicle - the motorcycle. He takes to the road on a Twenties Brough Superior - the first bike to reach 100mph - and rides through the badlands of Buckinghamshire with his own Harley-Davidson gang

Chris Barrie tells the story of how passenger aircraft were developed from First World War bombers through to modern jumbos with huge jet engines

Comedy actor and car fanatic Chris Barrie explores the development of trains, including the steam locomotive that became a symbol of Thirties luxury and people's never-ending fascination with speed.