Central line (London Underground) that the transport benefits of a Park Royal station on the Central line are not sufficiently high to justify the costs of construction. Central line (London Underground) The Central line is a London Underground line that runs through central London, from , Essex, in the north-east to and in the west. Coloured red on the Tube map, the line serves 49 stations over , which makes it the longest Tube line. It is also one of only two lines on the Underground network to cross the Greater London boundary, the other being the Metropolitan line. One of London's deep-level railways,
London Underground in popular culture London Underground in popular culture The London Underground has long provided inspiration in various areas of popular culture. Filming is now managed all over the system but most commonly takes place at stations like Aldwych (a disused tube station), formerly on the Piccadilly line, or the non-operational Jubilee line complex in Charing Cross. The Waterloo & City line has occasionally been used for filming as it is closed on Sundays. The London Underground Film Office handles over 200 requests a month. Although not "filmed" as such on the Underground, there have been two animated children's television series set on and