The "Dutch" type windmill, which is located in the open-air museum in Olsztynek, comes from Dobrocin in the Małdyty commune. In the years 1962-65 it was moved to the museum and is now one of the last in the province. warmińsko-mazurskie.
The wooden windmill is placed on a stone foundation. Its body is immobile, and only the head, i.e. the so-called head, can rotate in the direction of the wind. a cap on which wings moved by the wind are mounted (there are no wings yet, but apparently there will be).