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Remains of the 13th-century castle.
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One of the so-called tombs of giants, a Nuragic tomb on the South of Olbia. This one is considered to be one of the largest ones and better preserved in Sardinia.
An open-air theatre designed by the famous Italian architect Giovanni Michelucci.
Collegio di San Vincenzo
A Liberty villa in pseudo-Gothic style by the same architect. It's a private property, which belongs to a religious college. Still reportedly visitors are able to pass the gates and see the building from outside..
Palazzo comunale
A villa in a Liberty style was designed by architect Bruno Cipelli for Colonna family. It now hosts the Town Hall.
Built in the middle of the 18th century. It has a characteristic tiled polychrome dome added in 1939.
This austere Romanesque basilica minore was built in the 11-12th centuries. It is considered one of the most important monuments in the Gallura region.