Public transport in Istanbul comprises a bus network, various rail systems, funiculars, and maritime services to serve the more than 13 million inhabitants of the city spread over an area of 5712 km². Basic Istanbul public transit fares are: City bus: TL 1.75 (double if you are crossing the bosphorus) Metro: TL 2.00 Tram: TL2.00 Funicular: TL2.00 Ferryboat: TL2.00 Suburban train: TL2.00 Tünel: TL1.00 Nostalgic tram: TL1.00 Children 7 years and older must pay a fare; those six years and younger do not. Jeton (Token) You buy single-fare tokens at Jetonmatik machines or snack/newspaper kiosks in or near busy Istanbul Metro stations, bus stops and ferry docks. Eminönü is a good place to look. (If, like the one pictured on the right, the Jetonmatik has a sign reading Arızalıdır, or Hizmet dışı, it's out of order.) Istanbulkart Istanbulkart is a contactless RFID "electronic wallet" card to be used in Istanbul, Turkey. (Similar RFID cards are...