Manchester Piccadilly to Silkstone CommonMichael Portillo's journey from the Irish Sea to the North Sea continues by tram from Manchester. At the imposing town hall of the world's first industrial city, Michael comes face to face with the Victorian scientist who invented modern atomic theory. He then heads to the city's National Graphene Institute, where he learns to make the groundbreaking material invented there by two Nobel prize-winning scientists. His Bradshaw's leads him to an 18th-century settlement built by refugees from Europe.