a flood in 1587 inundated its moat and turned the surrounding area into a marsh. The castle and the town were restored again in the 20th century. Geography Ostia Antica is located in the south-western part of the municipality of Rome, separated from the urban complex, along the river Tiber. The territory of Ostia Antica includes the major part of the urban zone 13E Ostia Antica. Boundaries Ostia Antica borders to the north with the municipality of Fiumicino, from which is separated by the stretch of the river Tiber between Ponte di Tor Boacciana and the Canale dei Pescatori. The zone borders eastward with Zona Acilia Nord (Z. XXXII), whose boundary is marked by the Canale dei Pescatori, up to Via del Mare. To the south-east, Ostia Antica borders with Zona Casal Palocco (Z. XXXIV), whose border is marked by the stretch of Via del Mare between Via della Macchiarella and Via di Tor Boacciana. To the south-west, the zone borders with Quartiere Lido di Ostia Ponente (Q. XXXIV), from which is separated by Via di Tor Boacciana, up to the river Tiber. Historical subdivision Beside the frazione of the same name, which also includes the ancient borough, the territory of Ostia Antica includes the urban areas of Saline di Ostia and Bagnoletto. Odonymy While in the ancient village of Ostia road and squares are mainly named after places and people related to the ancient local history, odonyms of the surrounding area all refers to archaeologists and historians. Few streets near the border with Acilia Nord are named after towns of Veneto and Lombardia. Odonyms of the zone can be categorized as follows: Archaeologists, e.g. Via Andras Alfoldi, Via Giovanni Antonio Antolini, Via Anselmo Banduri, Via Giovanni Becatti, Via Gian Pietro Bellori, Via Enrico Brunn, Via Guido Calza, Via Secondiano Campanari, Via Ferdinando Castagnoli, Via Mauro Cristofani, Via Gabriele de Mortillet, Via Giorgio Dennis, Via Pericle Ducati, Via Arturo Evans, Via Giuseppe Fiorelli, Via Raffaele Garrucci, Via Albert Grenier, Via Walter Lehmann, Via Giuseppe Lugli, Via Stefano Antonio Morcelli, Via Oscar Montelius, Via Massimo Pallottino, Via Charles Picard, Via Pietro Romanelli, Via Carlo Maria Rosini, Via Francesco Salvolini, Via Domenico Serradifalco, Via Giovanni Spano, Via Antonio Taramelli, Via Gabriele Torremuzza; Local toponyms, e.g. Via di Bagnoletto, Via Capo Due Rami, Via del Collettore Primario, Via della Macchiarella, Via del Macchione Rotondo, Via dei Monti del Sale, Via del Ponte delle