London Underground rolling stock the 150th anniversary of the opening of the Metropolitan Railway special services ran in January 2013 using a restored 1892 "Jubilee" carriage, 1898–1900 bogie carriages, steam locomotive No. 1 and electric locomotive "Sarah Siddons". Further events are planned in 2013 for Locomotive No. 1, "Sarah Siddons" and the Jubilee carriage, including a "Steam back on the Met" scheduled for May. To celebrate the 150th anniversary of the District Railway the London Transport Museum are restoring a three-car Q Stock train to run on the District Line as special services during 2018. After the District Railway had electrified in 1907 it
Transport in London today. Transport for London operates three different railway systems across London. The largest is the London Underground, a rapid transit system operating on sub-surface lines and in deep-level "tube" lines. TfL also operates the Docklands Light Railway (DLR), an automated light rail system in the east of the city, and the Tramlink system. The London Underground and the DLR account for 40 percent of the journeys between Inner London and Outer London, making them the most highly used systems in all of London. These three systems extend to most points of London, creating a comprehensive and extensive system. One major