History of the London Underground to determine the cause. Following the incident, a system that stops a train automatically if the driver fails to brake was introduced at dead-ends on the London Underground. The Northern City Line was connected to British Rail tracks at Finsbury Park in the 1970s. The last tube train ran in October 1975, and British Rail services began in 1976. In 1977, the Piccadilly line was extended from Hounslow to Heathrow Airport, and in 1986 a platform serving Terminal 4 opened on a loop line. The Fleet line through central London was first proposed in 1965, taking over the Bakerloo line's
London Underground in popular culture and children can be heard from the stairwell and ticket hall. It is believed that this is because of the 173 people crushed to death in the stairway during World War II. The now closed British Museum station was reputed to be haunted by the daughter of an Egyptian Pharaoh, Amen-Ra, which would appear and scream so loudly that the noise would carry down the tunnels to the adjourning Holborn station. 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