The Provenzano neighborhood owes its name to the rich Ghibelline families, Provenzano and Salvani, whose towers and palaces were located here during the thirteenth century. The most famous member of these families was Provenzan Salvani, one of the most important Ghibelline captains in Tuscany. In 1260 he played a leading role in the Battle of Montaperti, when the Sienese managed to defeat the . . .