mettlach, germany - 07 17 2024: saar river lock and sluice, lower side with all gates closed

river waterway bridge canal water reservoir channel reflection pond lake vehicle watercourse stream transport tree boat boating fishpond mettlach germany 2024 saar lock sluice lower side ship ready enter small town valley close saarschleife north german area saarland borders luxembourg france idyllic quiet touristic summer bike routes ships passing gates closed sarre saravus channeled managed calm schleuse staustufe wall management shipping tourism travel destination trip famous tourist vacation journey saargebiet der