By Car

From Milano (Florence) and Rome via Highway A-1. Exit at Valdarno and turn right towards Montevarchi. Continue in the direction of Arezzo. When you arrive in the village of Levane turn right towards Siena (Bucine) at the traffic light. After 3 km, turn right at the fork to enter the village of Bucine. Continue towards the town center. After about 300 Mt, turn right onto Via del Teatro. It rises toward the Cinema - Theatre. Follow this just a short distance down the street to the entrance gate of the villa, at No. 18 Via del Teatro.

By Train

http://www.trenitalia.com/cms/v/index.jsp?vgnextoid=ad1ce14114bc9110VgnVCM10000080a3e90aRCRD 

enter as destination Bucine which is a few hundred meters from the villa

Google Earth Cooordinates

Latitude 43° 28' 45.97" N
Longitude 11° 37' 6.86" E