A brand-new second series goes behind the doors at Hornby HQ to see their design process first-hand and discovers imaginative and detailed layouts created by passionate model makers up and down the country.

Britain's best loved model-making company, home to four iconic brands, Hornby, Airfix, Scalextric and Corgi, opens its doors once again to reveal how their dedicated team of designers strive to shrink a new generation of mighty machines.

Whether it's century old steam engines, or cutting edge racing cars, the process from drawing board to perfect mini replica requires attention to detail and dedication.

The series also highlights Britain's best model layout builders, creating miniature masterpieces in lofts and sheds across the land.