The place of the castle is amazing on a rocky hill, the upper court with theatre and park is connected via two covered bridges. Most of the castle buildings are devcorated with sgrafitto painting which make the walls look more deep.
You can visit the castle, the history and homepage of the castle is:
https://www.zamek-ceskykrumlov.cz/en...ur-visit/tours
There are two guided tours available with a duration of around 55 minutes, that alone shows you the complexity of the building(s).