Gunpowder mill puzzle - 176 pieces

Puzzle consisting of 176 pieces. It depicts the gunpowder mill at the Open-Air Water Power Museum in Dimitsana. The gunpowder mill houses a rare reconstructed water-powered machine for the production of gunpowder. The external paddle-wheel drives the hoppers, which crush the raw materials and turn them into a uniform mixture, and the polishing machine, where the gunpowder granules are being grinded.