EpisodeS45E201997-06-16
Panorama
Down the Tube
An investigation into the London Underground system reveals 40-year-old trains, signals and tracks that have been patched up since the war, and 100-year-old tunnels that are crumbling.
Panorama
An investigation into the London Underground system reveals 40-year-old trains, signals and tracks that have been patched up since the war, and 100-year-old tunnels that are crumbling.