Castagneto Carducci is on the western coast of Italy, in Tuscany, 75 km south of Pisa and 264 km north of Rome.
It is easily reached by car, having it's own motorway exit - Donoratico - on the main highway that runs from Genoa to Rome.

The Autostrada web site has plenty of maps and travel information.

By car:
Turn right at the roundabout after the motorway turnoff, following the sign for Castagneto Carducci. Go over the flyover and turn left at the junction. Take the first right following indications for Castagneto Carducci.

Train:
Castagneto-Donoratico is well connected by rail to all the major
Italian cities.
The railways web site has train timetables and information.

By Air:
Pisa airport
:
1 hours drive, car hire available.
Florence airport:
2 hours drive, car hire available.