London Underground stations that are listed buildings London Underground stations that are listed buildings The London Underground is a metro system serving a large part of Greater London and parts of Buckinghamshire, Hertfordshire and Essex. Seventy-one of the 270 London Underground stations use buildings that are on the Statutory List of Buildings of Special Architectural or Historic Interest, and five have entrances in listed buildings. Buildings are given one of three grades: Grade I for buildings of exceptional interest, Grade II* for particularly important buildings of more than special interest and Grade II for buildings that are of special interest. The Metropolitan Railway's original seven stations were
London Underground ticketing ticket has been resold can be a difficult and time-consuming process. In an attempt to reduce the numbers of Travelcards being used by more than one person, an experiment took place at Brixton station in 2002. A box was provided at the station exit into which passengers were encouraged to deposit Travelcards that were no longer required, and for each ticket deposited London Underground made a small donation to local charities for the homeless. London Underground ticket machines in all stations support the following 17 languages: English, Spanish, French, German, Italian, Japanese, Arabic, Bengali, Chinese, Greek, Gujarati, Hindi, Polish, Punjabi,