Tower located in the medieval town fortification complex. Brick building on a stone foundation. In architectural terms, it is a cylindrical building with crenellations at the top, covered by a pyramidal cupola. In the modern period it served as gunpowder storage, hence the current name of the building. Access to the ground floor from the north, although an entrance is visible in the wall at the level of the crown of the ramparts. A building of considerable historical and architectural and spatial value, listed on the Register of Historic Buildings.