The museum is housed in a former Dohn's palace, which was built in several stages.
Permanent exhibition:
"Johann Gottfried Herder - writer and history philosopher, a great citizen of Morąg (1744-1803)"
"Stylish interior"
"The Art of Ducal Prussia of 16th – 18th centuries"
"Court portrait, 16th – 19th century"
"Dutch graphic art of 17th century"
"Dutch portrait in 17th century"
"Paintings by Hugo Landherr"
"Landscape and generic painting, 17th – 19th centuries. Museum of Warmia and Mazury in Olsztyn"