on three routes across South London. It features accessible low platforms that match the 350 mm high car floor or tram stops at the same height as the pavement. Much of the track is dedicated tramway, with some sections shared with other road vehicles, including some of the same roads served by the previous generation of trams. The off-street track includes new rights-of-way, adapted former railway lines and one section running alongside a Network Rail line. Part of the formation between Mitcham and Hackbridge was originally used by the Surrey Iron Railway, the world's first public railway, authorised by Act of Parliament in 1803. Future New tram systems and extensions to existing tram lines have been discussed or planned: Tramlink extensions linking the Croydon-Beckenham route from Harrington Road up Anerley Hill to Crystal Palace, using an existing rail right of way. Previous schemes have considered extensions to Purley, Streatham and Tooting Also Beckenham extension to Lewisham had been previously mooted. West London Tram from Shepherd's Bush to Uxbridge. This scheme was "put on hold" after the approval of Crossrail Two more tram systems were planned but their development has been abandoned: Cross River Tram linking Kings Cross and Camden to Peckham and Brixton In the lead-up to the 2008 Mayoral election, Ken Livingstone proposed an Oxford Street Tram that would run along Oxford Street from Marble Arch to Tottenham Court Road. It would have been tied into plans to pedestrianise Oxford Street and Marble Arch, funded through property development. Construction would have begun in 2012 with completion in 2018 External links The Elephant Will Never Forget, British Transport Films References History of transport in London sv:Londons spårväg