The village, the largest in the county, is located on the northwest side of the Garrotxa county, bordering with the Ripollès. There are several valleys of great beauty such as the valley of Sant Ponç, the valley of Carrera, the valley of Bac and the valley of Bianya, which gives its name to the municipality. It is, therefore, a valley of valleys. The municipality, predominantly agricultural, has forests of holm oak, oak, pine and beech. It maintains agricultural and livestock farms which, together with a diversified industry consolidated in different nuclei and a growing tourism, complete the economic activity.