From the north:

Reach Siena and walk (without exiting) the Autostrada towards Arezzo-Perugia, exit at Taverne D'Arbia and follow directions for Asciano.

After about 13 Km left fork indicating Caliano

From the South:

Exit at the toll booth of the Sun Val di Chiana, follow direction Siena, after about 18 Km exit at Serre di Rapolano Terme and continue in the direction of Asciano.

From Asciano take the Lauretana road towards Siena, dpo about 3.5 km turn right indicating Caliano

Coming from the north

Once in Siena follow the Arezzo-Perugia motorway, exit at Taverne d'Arbia and on towards Asciano.

After 13 km, on the left, follow sign Caliano