Keywords: architecture indoor Naples Cathedral (Italian: Duomo di Napoli, Cattedrale di Santa Maria Assunta or Cattedrale di San Gennaro) is a Roman Catholic cathedral, the main church of Naples, southern Italy, and the seat of the Archbishop of Naples. It is widely known as the Cattedrale di San Gennaro, in honour of Saint Januarius, the city's patron saint, but is actually dedicated to the Assumption of the Blessed Virgin Mary. The Miracle of the Blood The church houses a vial of the blood of Saint Januarius which is brought out twice a year, on the first Saturday in May and on 19 September, when the dried blood usually liquefies. If the blood fails to liquefy, then legend has it that disaster will befall Naples Naples Cathedral (Italian: Duomo di Napoli, Cattedrale di Santa Maria Assunta or Cattedrale di San Gennaro) is a Roman Catholic cathedral, the main church of Naples, southern Italy, and the seat of the Archbishop of Naples. It is widely known as the Cattedrale di San Gennaro, in honour of Saint Januarius, the city's patron saint, but is actually dedicated to the Assumption of the Blessed Virgin Mary. The Miracle of the Blood The church houses a vial of the blood of Saint Januarius which is brought out twice a year, on the first Saturday in May and on 19 September, when the dried blood usually liquefies. If the blood fails to liquefy, then legend has it that disaster will befall Naples |