Public transportation in Wrocław consists of 120 bus lines and 23 tram lines, with major hubs at the main train station, Pl. Dominikański, and Pl. Jana Pawła II. Buses and trams run from 4 AM to midnight, and irregular night buses run after. The system uses an automated Urban Card, and tourists can buy single tickets at kiosks, though machines on trams and buses only accept plastic. A single fare ticket costs 3zł, while 24, 48, and 72-hour passes are also available for unlimited travel within the city.