Český Krumlov is a unique architectural jewel, the importance of which is confirmed by the fact that it is included in the UNESCO List of the World Cultural Heritage since 1992. Above the meanders of the river Vltava a unique complex of municipal housing has developed here, mainly from the 16th century, and an extensive castle and chateau complex, the second largest chateau complex after the Prague Castle. The historical seat of the Rosenberg family includes a variety of chateau buildings, the famous Masque Hall, the unique Baroque theatre, the chateau garden with a Rococo fountain and the summer-residence Bellaria with revolving auditorium, where seasonal theatre performances take place. The Cathedral of St. Vitus, a valuable architectural work of the Czech Gothic style, is a significant dominant of the town. Several cultural activities contribute to the unusual atmosphere of the town, such as the International Music Festival, the Old Music Festival, exhibitions in the International Centre of Egon Schiele, the Festivities of the five-leaf rose.