(after Frankfurt). Many leading companies in the financial services sector are headquartered in Stuttgart with around 100 credit institutes in total (e.g. LBBW Bank, Wüstenrot & Württembergische, Allianz Life Assurance). A history of wine and beer Stuttgart is the only city in Germany where wine grapes are grown within the urban area, mainly in the districts of Rotenberg, Uhlbach and Untertürkheim. Wine-growing in the area dates back to 1108 when, according to State archives, Blaubeuren Abbey was given vineyards in Stuttgart as a gift from 'Monk Ulrich'. In the 17th century the city was the third largest German wine-growing community in the Holy Roman Empire. Wine remained Stuttgart's leading source of income well into the 19th century. Stuttgart is still one of Germany's largest wine-growing cities with more than 400 hectares of vine area, thanks in main to its location at the center of Germany's fourth largest wine region, the Württemberg wine growing area which covers and is one of only 13 official areas captured under German Wine law. The continuing importance of wine to the local economy is marked every year at the annual wine festival ('Weindorf'). Stuttgart also has several famous breweries such as Stuttgarter Hofbräu, Dinkelacker, and Schwaben Bräu. Education Stuttgart and its region have been home to some significant figures of German thought and literature, the most important ones being Georg Wilhelm Friedrich Hegel, Friedrich Schiller and Friedrich Hölderlin. The city, in its engineering tradition as the cradle of the automobile, has also always been a fruitful place of research and innovation. Stuttgart has Germany's second-highest number of institutions (six) of applied research of the Fraunhofer Society (after Dresden). Tertiary education The city is not considered a traditional university city, but nevertheless has a variety of institutions of higher education. The most significant of them are: University of Stuttgart, it is the fourth biggest university in Baden-Württemberg after Heidelberg, Tübingen and Freiburg. Founded in 1829, it was a Technische Hochschule ("Technical University") until 1967, when it was renamed to "university". Its campus for social sciences and architecture is located in the city centre, near the main train station, while the natural science campus is in the southwestern city district of Vaihingen. Historically, it has been especially renowned for its faculty of architecture (Stuttgarter Schule). Today, its main focus is on engineering and other technical subjects. University of Hohenheim, founded in 1818 as an academy for agricultural