Great British Railway Journeys - Roybridge to Glenfinnan

Seizoen: 2 - Aflevering: 24 / 35 - Eerst uitgezonden: 03 februari 2011 - Episode ID: 535850

Michael investigates one of the great geological mysteries of the 19th Century, the parallel roads of Glenroy. Plus, he finds out how the Victorians put a weather observatory on the top of Ben Nevis and takes a steam train across one of the most spectacular viaducts in Britain at Glenfinnan