Getting There in Massa Marittima
By Bus -- By far the most regular RAMA (tel. 199-848-787 in Italy; www.ramamobilita.it) bus connection is with Follonica (approx. hourly; 35 min.), which itself it best reached by rail ; a couple every weekday continue on to Piombino (70 min.). There are a handful of other connections: Weekdays only, there are three buses to/from Grosseto (1 hr.) and two to/from Siena (1 3/4 hr.).
By Car -- Massa sits on the SS439, 22km (13 1/2 miles) inland from Follonica and a twisty-turny 65km (40 miles) south of Volterra. From Siena, head southwest on the SS73 then the SS441 for 67km (41 1/2 miles). The most convenient parking is in Piazza Mazzini.
By Train -- Massa Marittima doesn't have its own train station, but there's a stop at Follonica on the main line between Rome (11 daily; 2 1/2 hr.) and Pisa (18 daily; 80 min.). Buses meet incoming trains for the ride to Massa.