Great Railway Journeys - Confessions of a Train Spotter

In this affectionate documentary, Michael Palin confesses to being a train spotter when he was a boy and fulfils his ambition to travel to the Isle of Skye by train. On the way, he contrasts the practical world of modern trains with the nostalgic dreams of steam and stops off to hop on a steam train in Yorkshire. His mission fulfilled at the Kyle of Lochalsh, which route will he take home?