©Deutsche Alpenstraße, Foto: Dietmar Dengerthe "Sylvensteinsee"The Sylvensteinsee lies like a Fjord in the middle of mountains. The crystal-clear lake invites you to swim and linger. Start a hike, do a jump into the cool water or enjoy the breath-taking nature. The Sylvensteinsee is close to the Isar bike trail and invites you to a stop of a very special kind. aktivities at the watermore about the valley Fall and the Sylvensteinsee