It is the third largest lake in Italy, after Lake Garda (370 square kilometers) - the largest and cleanest lake in Italy, and Lake Maggiore (212 square kilometers).
It is also the deepest lake in the Alps (maximum depth 425 m) the fifth in terms of maximum depth in Europe, and the third in terms of average depth, after two Norwegian lakes: Hornindalsvatnet (514 m) and Tinnsja (464 m).
