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.

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.

Paul Martin reveals the man who put an engine on a bicycle and changed the world forever. Suzannah Lipscomb reveals the heartbreak that paved the path to the industrial revolution, and Steve Mould uncovers the crazy invention that makes life infinitely better for 80,000 of us a year in Britain.