The three water wheels of the watermill on Singraven estate, Twente. This watermill is a gristmill as well as a sawmill. It's the only waterdriven sawmill in the Netherlands. Previously, there was also an oil-mill in the building that now serves as the restaurant. Photo's made during a paleo-ecologic excursion 'Reading the Landscape' in Twente, the Netherlands - guided by Henry Hooghiemstra, paleo-ecologist on the UVA (University of Amsterdam)