The museum has two unique exhibits: helmet XV century West European Russian type and helmet late XIV-XV century began. These findings were caught in River Vihra in Mstislavl and given as a gift to the museum. On According to the scientists of the Institute of History and Archaeology of the National Academy of Sciences Belarus, helmets were on the battlefield Mstislavschinu Grunwald battle.
In the village of Malaya Bogatkovka a branch of the museum "Literary Museum. M. Gorki", which presents two exhibitions "Life and work of M. Gorki" and ethnographic household.
The Museum carries out scientific research on themes: Saint Prince Rostislav Mstislavovich,, Orsha regiments in the Battle of Grunwald, Mstislav self in the second half of the 70's 1 century, in the people's memory (1941-1945), Jews in Mstislavl, Orthodoxy in Mstislavl.
In 2008 museum was awarded a diploma of the winner of urban and regional museums in the annual competition among departments culture of the city and district executive committees and cultural organizations. Annually by the museum staff conducted national festival Chamber Music named after N.I. Churkin, in which holds scientific conference with the participation of the leading cultural and art of Belarus art exhibitions, concerts of chamber ensembles. Since 2007, the city takes festival of medieval culture "Renowned Festival ", mandatory attribute which are jousting, storming the castle fire show, fair "City of Masters", medieval songs and dances.