Tonight we celebrate the unsung heroes of Britain. People who, for one reason or another, haven't received the global recognition that rightly deserve.

Paul Martin becomes a 12th century human loo in a journey of discovery about how the British invented the toilet. Suzannah Lipscomb reveals the humble beginnings of the toothbrush from a prison cell, and Steve Mould heads down a 4000 year-old mine in Wales to dig out a substance that changed the world.

Paul Martin heads to the ‘Centre of London’ - the point to which all distances are measured from. Suzannah Lipscomb jumps on a horse to reveal why we drive on the left and Steve Mould discovers a great British invention that has gone on to save millions of lives across the world.

Paul Martin reveals the surprising beginnings of the traditional tiered Wedding cake. Suzannah Lipscomb visits a graveyard for the iconic British red phone box, and Steve Mould reveals how a man from Ditherington changed the skylines of cities across the globe.

Paul Martin heads to Bathgate in Scotland to uncover the birthplace of the oil industry and the world’s first oil tycoon. Suzannah Lipscomb learns how a 17th century coffee house gave birth to the London Stock Exchange, and Steve Mould heads to Sheffield to reveal one man’s invention that’s used across the world and beyond!

Tonight the team uncover some strange myths. Paul Martin heads to Hartlepool on the trail of a monkey legend. Suzannah Lipscomb hunts for the most expensive gold on the planet, and Steve Mould asks - will we ever fly to work?

Paul Martin uncovers the secret British pioneer that invented the world’s first aeroplane. Suzannah Lipscomb investigates if a man from Bristol gave America its name, and Steve Mould reveals a forgotten inventor by stepping into the limelight.