The center is situated on the foothills of the north-western hills of Monte Amiata in a dominating position with respect to the underlying course of the Orcia river and its tributaries, Vivo and Ente.

The municipality covers an area of less than 50 square kilometres (19 sq mi), between the north-west slopes of the volcanic massif of Monte Amiata and a section of the Val d'Orcia, the point at which creeps from the province of Siena towards that of Grosseto.

In December there is the traditional Olive Festival during which you can taste local products and visit the historical monuments in the country, including the old mill recently restored and opened to the public.

Includes San Bernardino following the transfer inside the shrine, with objects belonging to the saint, previously kept at the Convent of Colombaio.

The castle, which shows signs of restructuring the Renaissance, is home to a renowned farm and vineyard owned by the heirs of British writer Graham Greene.