Currently, the lower residential level of the barracks is used as a place for exhibitions and Fortress office. It also includes a model of the whole fortress which facilitate to know the object better. Moreover, there is a room in which visitors can see the uniforms of Russian and Prussian soldiers from the first world war, an exhibition in “Solidarity” room , exhibits found within the area of the fortress, copies of some documents and also objects of everyday use from 19th and 20th century in the regional room. The upper level of the building includes a hostel arranged in a soldier manner.

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