Results 3 results found Porta Maggiore where three major aqueducts enter the city of Rome, aqueducts of Claudia, Marcio and Tepula, Rome, Lazio, Italy, Europe Acqua Claudia (Claudia Aqueduct), built by Caligola in 38 BC, completed by Claudio in 52 BC, Rome, Lazio, Italy, Europe Acqua Claudia, Rome, Lazio, Italy, Europe