Bibbiena is a town and comune in the province of Arezzo, Tuscany, the largest town in the valley of Casentino. It is located 60 kilometres from Florence, 30 kilometres from Arezzo, 60 kilometres from Siena, and 20 kilometres from the Sanctuary of La Verna. There are approximately 11,833 inhabitants The town is on top of a hill at an elevation of 425 metres.