Alghero Cathedral

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. It was the seat of the Bishop of Alghero from 1503 to 1986, and since 1986 has been that of the Bishop of Alghero-Bosa.