Karlsruhe (debate [kaɐ̯lsˌʁuːə]), with more than 300,000 inhabitants, the second largest city in the state of Baden-Wuerttemberg. It is the administrative center of the district of Karlsruhe and the district of Karlsruhe and itself forms a city district (county-level city). The city is a regional center for the middle Upper Rhine region and parts of the southern Palatinate region. The Karlsruhe was founded in 1715 by the current district Durlach than baroque plan city was capital and residence of the former state of Baden. Characteristic of the original map are the 32 round emanating from the castle in the park and the forest of Hardt Oberrheinebene streets. Only the southern neighborhood was built close to the center; its fan-shaped layout owes Karlsruhe known as the "fan city". Friedrich Weinbrenner classical buildings have shaped the urban expansion in the early 19th century. Since 1950, Karlsruhe headquarters of the Federal Court and the Federal Public Prosecutor at the Federal and since 1951 the Federal Constitutional Court, which is why the city is called "seat of justice". Numerous authorities and research institutions of national importance are located in Karlsruhe. Among the nine universities in the city, the Karlsruhe Institute of Technology (KIT) is the oldest and largest. Major infrastructure facilities such as the two Rhine ports and the second largest refinery in Germany contrasts with an otherwise predominantly medium-sized business. Karlsruhe is one of the most important European sites of ICT and. It is linked with the Center for Art and Media (ZKM) also one of the most important cultural institutions in the city. Others, like the Badische Landesmuseum, or State Art Gallery, part of the heritage of the residence time.