Churches and places of worship Chiesa e Convento di Sant'Agostino The complex consisting of the church of S. Agostino and the adjacent former convent with the characteristic cloister constitutes, together with the other monuments that overlook the Piazza del Duomo of Pietrasanta, a pole of great historical and artistic interest. The church was built from the fourteenth century by the Augustinian friars, who subsequently built the adjacent convent.
Churches and places of worship Duomo di San Martino The Cathedral of Pietrasanta, also known as the Collegiate Church of San Martino, is located in Piazza del Duomo. The building is thought to date back to 1223. The exterior is covered with white marbles with three carved lunettes that show scenes from the passion of Christ. The plan of the church is a classic Latin cross with three naves. The works preserved in it date back to various historical eras.