Museum's exposition shows the history of the school in different periods. The section «Persons in school's history» is of big interest. It tells the visitors about the famous people - former pupils. A prominent Austrian writer Joseph Roth is among them.
Museum of regional studies was opened in 1984. Its exposition consists of 43 departments arranged in 7 halls: "The remote Past", "Polish period", "Region under the power of Austrian empire", "The I and the II World Wars".
"Nature of the Region" and "Ethnography" are presented separately.