Arcidosso is a country that lies at the foot of Mount Amiata. The ski slopes of the Amiata is about 10 km, 12 km is the distance that separates Arcidosso from the summit of Mount Amiata. The place is already mentioned as from'860 AD The name is derived from Latin arx and dossum, meaning respectively fortitude and bumps. In 1100 it became part of the possessions of the Aldobrandeschi family. In 1331, after being siege of Siena, the castle and the village of Arcidosso entered the Sienese Republic. With the Grand Duchy of Tuscany, until a few years before of the Italy, had a considerable growth democrafica. At Siena collapse domain became part of the family of Cosimo de 'Medici.