Machines: How They Work answers all the questions we have ever had about the machines we use often in our daily lives. How does a hand-held leaf blower whip up hurricane-force winds? What makes a mechanical watch tick – without a battery? And how does an escalator haul hundreds of people up an incline as steep as Mount Fuji? Using incredible CGI to explode machines into their component parts along with stunning factory footage where these marvels are designed, built, and tested, this fascinating series uncovers the mysteries of everyday objects by revealing their extraordinary hidden workings.