Gregg Wallace accesses huge factories that use extraordinary engineering processes to make our most iconic vehicle. Show more

Gregg visits the Woodmansterne card factory in in Watford. It’s one of the largest greeting card companies in the UK, a family business sending out 35 million cards a year. Show more

Gregg visits a factory that churns out up to 90,000 vegan sausages a day, while Ruth Goodman uncovers the green shoots of the vegetarian movement in Britain. Show more

Gregg visits a factory that churns out 32 million mints per day. Cherry Healey visits the largest sugar beet factory in Europe, and Ruth Goodman explores minty mouthwash marketing. Show more

Gregg Wallace explores the Ambrosia factory in Lifton, Devon, to reveal how it makes up to 360,000 rice puddings every single day. Show more

Gregg Wallace visits a factory making 432 million crumpets every year. Cherry Healey learns the science of making batter for pancakes, and Ruth Goodman reveals how crumpets got their bubbles. Show more

Gregg Wallace gets exclusive access to a factory that builds red London buses, while Cherry Healey visits a bus windscreen factory and Ruth Goodman learns about London’s earliest double-deckers. Show more

Gregg Wallace and Cherry Healey get special access to a factory that makes as many as a hundred iconic yellow diggers every single day. Show more

Gregg Wallace explores the Vale of Mowbray pork pie factory, which began making pork pies in 1928. Cherry Healey reveals hacks for the perfect vegan shortcrust pastry. Show more

Gregg Wallace visits a factory that churns out 1.4 billion Jaffa Cakes a year, while Cherry Healey is in the city responsible for growing the fruit that gives these cakes their name. Show more