heidenburg, germany - 06 01 2021: dhrontalsperre, small stream in the overflow area

road infrastructure waterway transport tree highway lane green reservoir river grass track trail bridge asphalt vehicle hill freeway plant dhrontalsperre located hunsrück kilometers away mosel valley originally build energy production serves flood prevention next places leiwen trittenheim 2021 heidenburg germany overflow gates trier country dam wall lake tower floods top two towers water small stream huge area 2021: valley