Molen van Piet is a working grain mill on the old ramparts at the south end of Alkmaar's centre. The present windmill dates from 1769, though mills stood on the city walls for centuries because the raised bastions caught stronger wind.
Molen van Piet is a working grain mill on the old ramparts at the south end of Alkmaar's centre. The present windmill dates from 1769, though mills stood on the city walls for centuries because the raised bastions caught stronger wind.