1 2 Elevation data from Prometheo 2007 ↑ Population centres noted in Prometheo 2008a. ↑ Casa Pareti, Chioso, Frasso and Villabella are formally identified as frazioni by the commune’s statute (Ministero dell’Interno 2004). ↑ Source for basic information on local government: Prometheo 2008b. ↑ Source for neighbouring communes: Ministero dell’Interno 2004,