Alghero is a town of about 44,000 inhabitants in Italy. It lies in the province of Sassari in northwestern Sardinia, next to the sea. The area of today's Alghero has been settled since pre-historic times.
- Palazzo Carcassona.
- Alghero Cathedral (Cattedrale di Santa Maria Immacolata di Alghero).
- The church of St. Francis (1360, rebuilt in the late 16th century).
- The church of St. Michael.
- The Madonna del Santo Rosario.
- The Torre del Portal, built at the expense of the Jewish community of Alghero in 1360, and the Tower dell'Esperò Reial (16th century).
- Palazzo D'Albis (16th century), a typical example of Catalan-Aragonese architecture of the 16th century.
- Neptune's Grotto
- Porto Conte
- Capo Caccia