From the mid-1960's, special care has been devoted to preservation of historical features of Český Krumlov. The historical centre of Český Krumlov was added to the UNESCO cultural and natural heritage list in 1992. The dominant feature of the town is its Gothic church, the castle, which is one of the largest castles in Central Europe, was founded before 1250. The castle gardens were designed in the French style and provide opportunity for beautiful walks. There is also a unique Baroque theatre dating to the 18th century.