Flights connect Zagreb to a swag of European cities. Croatia’s international airport is 17km (11mi) southeast of Zagreb. The departure tax is, but is usually included in the price of the air ticket. Buses run between Zagreb and several cities in Hungary and Germany, as well as to Amsterdam (The Netherlands) and Brussels (Belgium). Trains connect Zagreb to Italy, Germany, Austria, Hungary, Bosnia-Hercegovina, Slovenia and Yugoslavia, while ferries link Croatia to Greece and Italy. Travellers with their own vehicle can use four border crossings between Hungary and Croatia, 29 between Slovenia and Croatia, 23 between Bosnia-Hercegovina and Croatia and seven between Yugoslavia and Croatia.