TV Guide Quest Tuesday

Catherine Southon and James Braxton make their way from Leicestershire to South Yorkshire, where the rivals try each other's tactics. Along the way, James discovers a local delicacy little known outside the region and Catherine hears the story of the most decorated soldier of the Great War - a man who never fired a gun

Catherine Southon and James Braxton travel across Derbyshire and Leicestershire, where items of interest include 18th-century carvings and a bowl full of marbles. Along the way Catherine gets steamed up on the heritage Great Central Railway and James visits a pottery

The supply of vanilla to make the world's favourite ice-cream flavour. Plus, how as many as 12 million cigarette lighters are made each year, and a look at the production of anchors for ships