Our visit will start from Piazza Duomo , full of eighteenth-century buildings to continue towards Piazza Universita and Piazza Stesicoro with the remains of the Roman amphitheater , continuing from via di Sangiuliano we will visit via dei Crociferi with its ancient monasteries and the church of San Nicolò l ' Arena , to then reach Piazza Mazzini and the historic fish market.