For now, though – here’s a brief history of the entire London Underground told through ten maps. Opened in 1863, the initial Metropolitan Railway route ran between Paddington and Farringdon, but was ...

As the Tube network has evolved, so has the map by which Underground passengers ... the initial Metropolitan Railway route ran between Paddington and Farringdon, but was soon extended to Moorgate ...

The Metropolitan line is the oldest underground railway in the world - here's a brief history of the route in four forgotten historic maps.