The Triangle has an altitude between 320 and 1,682 meters above sea level. The most famous mountains are: Corni di Canzo (Canzo's Horns) (1,372 m) and Mount Cornizzolo (1,241 m), both in Canzo, divided by Mount Raj (1,261 m), also in Canzo, as a tourist destination because of the variety and attractiveness of the landscape; Mount San Primo (1,682 m) and Mount Palanzone (1,436 m) for their height. Mount Bollettone (1,317 m) too, for its proximity to Como, is often visited.