The Elizabeth line will run 24 trains an hour and start direct services from Essex to Heathrow from 21 May, Transport for London has confirmed, in the “last milestone” of the Crossrail project.
What is the oldest line of the London Underground?
the Metropolitan RailwayLondon Underground's history dates back to 1863 when the world's first underground railway, the Metropolitan Railway, opened between Paddington and Farringdon, serving six intermediate stations.