channeled river saar near mettlach

river waterway water reservoir lake pond canal tree reflection vehicle boating boat stream channel fishpond watercourse wetland bridge bike sign repairs mettlach small town saar valley close saarschleife north german area saarland borders luxembourg france idyllic quiet touristic summer routes ships passing sarre saravus channeled managed calm sluice lock schleuse staustufe wall management shipping tourism travel destination trip famous tourist vacation journey saargebiet der