Lake Annecy is a stunning freshwater lake located in the Haute-Savoie region of France. Known for its crystal-clear waters, it is often referred to as one of the cleanest lakes in Europe. The lake is surrounded by picturesque mountains and charming towns, making it a popular destination for outdoor activities such as swimming, sailing, and hiking. The lake spans approximately 27 square kilometers and reaches a maximum depth of 45 meters. Its unique shape, resembling a crescent, is formed by glacial activity. The nearby town of Annecy, often called the "Venice of the Alps," features beautiful canals and a vibrant old town, attracting many visitors each year.