Lake Léman, also known as Lake Geneva, is a large freshwater lake located on the border between Switzerland and France. It is one of the largest lakes in Western Europe, covering an area of about 580 square kilometers. The lake is shaped like a crescent and is surrounded by picturesque towns, including Geneva and Montreux. The lake is fed by the Rhone River and is known for its clear blue waters and stunning mountain views. It serves as a popular destination for recreational activities such as sailing, swimming, and fishing. Additionally, Lake Léman plays a significant role in the local economy and tourism.