side of the old city and was built on the site of a Roman temple. It contains a crypt which retains its Romanesque appearance despite the 18th-century renovation of the main church. Piazza XX Settembre. One of the main squares of the city, including a bronze statue of the Roman poet Ovid. Corso Ovidio. The city's main thoroughfare connects the cathedral and the major piazzas and is lined by elegant covered arcades, shops, cafes, palaces and churches. Palazzo Annunziata and Chiesa della SS. Annunziata. The Palace, one of the rare examples of late medieval/early Renaissance architecture in Sulmona that survived the earthquake of 1706. Its facade contains fine sculpture and tracery work. Inside the Palazzo is a museum showing the Roman history of the city as well as various artifacts. The church is a fine example of Baroque architecture and has a beautiful interior and bell tower. Piazza Garibaldi is the largest square in town with a large baroque era fountain. A Palio style medieval festival and horse race known as the Giostra Cavalleresca takes place here every year in the Summer. At Easter, crowds gather to witness the Madonna che Scappa. This ceremony involves the procession of a statue of the Madonna which is carried across the square while the bearers run to encounter a statue of the resurrected Christ on the other side of the square. On the south side of the Piazza is the 12th Century Gothic aqueduct. The square hosts a market twice each week on Wednesdays and Saturdays. The remains of the ancient city are of little interest as ruins, but indicate the existence of a considerable town; among them are the vestiges of an amphitheatre, a theatre, and thermae, all of them located outside the gates of the modern city. About 3 km from the city, at the foot of Monte Morrone, are some ruins of reticulated masonry, traditionally believed to be Ovid's villa. Today, they are more properly identified as the sanctuary of Hercules Curinus. Nearby is the Badia Morronese, a large (c. 119 × 140 m) religious complex located near Pope Celestine V's hermitage. It was founded by Celestine as a chapel in 1241, and was enlarged and later made into a convent. Rocca Calascio The Rocca Calascio is a mountaintop fortress or rocca in the municipality of Calascio. At an elevation of , the castle is the highest fortress in the