I have driven the 200 miles between east London and the West Riding so often, I can recite M1 service stations in order: Watford Gap after Toddington, Tibshelf before Trowell. I know after which bend the massive Sheffield cooling towers will appear, and when to expect the first Gouranga bridge (near Junction 37), and upon which hillside Emley Moor television mast will come into view, ...