The Inn is a river that extends in Switzerland, Austria and Germany, and is a tributary of the Danube, with a length of 518 square kilometers. The river's highest and longest stretch is located in the beautiful town of St. Moritz. It is one of the town's most popular attractions, and a place they come to practice various activities such as kayaking, relaxing on the benches by the river or fishing. The river has turquoise waters that make it one of the most beautiful rivers in Europe.