The old sewage treatment plant is an important document of the history of architecture, technology and water management. It was built between 1901 and 1906 and served until 1967. Today it is a national cultural monument and open to the public. Unique are the preserved working steam engines from 1903.

Exhibitions and various cultural events are organized in the castle grounds. There is a park adjacent to the castle and weddings are also held there. There is an exposition dedicated to history in the castle, on the 1st floor there is an exposition Crafts in order.

We offer a permanent exhibition of musical instruments, mainly electric guitars of Czechoslovak production and selected keyboard instruments. We also organize short-term exhibitions. We provide information service for professionals and the general public. We collect and archive written documents, audio-visual recordings, etc.

The park's activities are aimed at the practical verification of medieval working practices and technologies through scientific experimentation. Part of the park is a reconstruction of a medieval farmstead. In the park you can also find a pottery and bread kiln, a weaving workshop, or a pedal lathe for wood.