seligenthal, germany - 08 19 2020: wahnbachtalsperre, tower in the water with the ladder and the floating platform

water reservoir lake shore river sea reflection coast pond waterway cove landscape terrain nature vacation fjord wahnbachtalsperre bonn built 1950s flood prevention fresh reserve located bad honnef siegburg dam seligenthal main source large covering valley habitat fish rivers direct connected sieg kapara nigswinter remagen neuenahrahrweiler germany 2020 summer wwahnbachtalsperre wanagement management company facility building north top waterside tower reflected calm cloud reflections ladder floating platform birds rhine level