Budapest is south-east of Vienna, south of Warsaw, south-west of Moscow, north of Athens, north-east of Milan, and south-east of Prague. The area of Budapest lies in Central Hungary, surrounded by settlements of the agglomeration in Pest county. The capital extends in the north-south, east-west direction respectively. The Danube enters the city from the north; later it encircles two islands, Óbuda Island and Margaret Island. The third island Csepel Island is the largest of the Budapest Danube islands, however only its northernmost tip is within city limits. The river that separates the two parts of the city is wide at its
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