Marcus

Alghero Cathedral, otherwise the Cathedral of St. Mary the Immaculate (Italian: Duomo di Alghero; Cattedrale di Santa Maria Immacolata Catalan: Catedral de l'Alguer; Catedral de Santa Maria Immaculada), is a Roman Catholic cathedral in Alghero in the province of Sassari, Sardinia, Italy. It is located in the historic center of the city.

The Diocese of Alghero-Bosa (Latin: Dioecesis Algarensis-Bosanensis) is a Latin Catholic bishopric, suffragan of the Metropolitan Archdiocese of Sassari, on Sardinia, insular Italy.The Diocese has an area of 2,012; a total population of 106,300; a Catholic population of 105,650; 87 priests, 7 permanent deacons and 176 religious.