Rügen is a German island in the Baltic Sea. It’s known for its beaches and white chalk cliffs, like the King's Chair on the Jasmund peninsula. The King's Chair has a viewing platform and visitors center with exhibits on Rügen nature.
Lake Constance (known as Bodensee in German) is a 63km-long central European lake that borders Germany, Austria and Switzerland. Fed by the Rhine River, it’s composed of 2 connected parts, the Untersee (lower lake) and the larger Obersee (upper lake).