Budapest service in and around Budapest, three lines of which are operated under the name HÉV. The river Danube flows through Budapest on its way from Germany to the Black Sea. The river is easily navigable and so Budapest historically has a major commercial port at Csepel District and at New Pest District also. The Pest side is also a famous port place with international shipping ports for cargo and for passenger ships. In the summer months, a scheduled hydrofoil service operates on the Danube connecting the city to Vienna. BKK (through the operator BKV) also provides public transport with boat
Budapest regional offices, including the United Nations and ICDT, furthermore it is the headquarters of the European Institute of Innovation and Technology, the European Police College and the first foreign office of the China Investment Promotion Agency. Over 40 colleges and universities are located in Budapest, including the Eötvös Loránd University, Semmelweis University and the notable Budapest University of Technology and Economics. Opened in 1896, the city's subway system, the Budapest Metro, serves 1.27 million, while the Budapest Tram Network serves 1.08 million passengers daily. Budapest is cited as one of the most beautiful cities in Europe, ranked as "the world's