Erfurt (German pronunciation: [ˈɛʁfʊʁt]) is the capital city of Thuringia and the main city nearest to the geographical centre of modern Germany, located 100 kilometres (62 miles) south-west of Leipzig, 150 km (93 miles) north of Nuremberg and 180 km (112 miles) south east of Hanover. Together with neighboring cities Weimar and Jena it forms the central metropolitan area of Thuringia with approximately 400,000 inhabitants. Notable institutions in Erfurt are the Federal Labour Court of Germany, the University of Erfurt and the Fachhochschule Erfurt as well as the Roman Catholic Diocese of Erfurt with Erfurt Cathedral as one of the main sights. Further famous buildings are the Krämerbrücke, a bridge completely covered with dwellings, and Erfurt Synagogue which was established in the 11th century and is the oldest standing synagogue in Europe.