The groundwater level in this area is regulated by connecting ponds with culverts and ditches. In the main ditches are simple devices which can be set to a maximum level at which superfluous water is carried off. So, water is flowing freely away without using pumps, but the level can be regulated.
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Camera: Pentax LX, Pentax-M 35mm f/2.0
Film: Ilford HP5 Plus