Basilica of San Saturnino - Early Christian church in Cagliari in Sardinia. For the first time the church mentioned in the beginning of the 6th century. Most likely, it was built near the burial place of Saint Saturninus of Cagliari, who, according to medieval documents, martyred in 304, the year.

In 1089, the year the local governor, Giudice Constantine II, transferred the entire religious complex, including the monastery, run by Benedictine monks from the Abbey of Saint Victor in Marseille. On this occasion, the church was restored in the Provencal Romanesque-style in 1119, the year re-consecrated.

In 1324, the year during the siege of the troops of the quarter of Castello Aragonese dynasty basilica was seriously damaged, and several decades later, at the behest of King Peter IV of Aragon, it was given to the San Jorge Knights de Alfama. In subsequent centuries the complex began to decline. In 1614, the year all the surrounding areas has been dug in search of relics of the first Christian martyrs of Cagliari, which are then placed in the crypt of the cathedral. Interestingly, in 1669, the year some building materials from the Basilica of San Saturnino were used for the reconstruction of the cathedral in the Baroque style. In 1714, the year the basilica was consecrated again - this time in honor of the Saints Cosmas and Damian. Last consecration of the church took place in 2004, after a long restoration, which lasted from 1978 to 1996 years.

Basilica of San Saturnino is the walled area near the early Christian necropolis, which are still ongoing archaeological excavations .  From the original building, which was built in the shape of a Greek cross with a transept and a hemispherical dome, retained only part .  The current church is a member of the area covered by a dome, dating from 5-6 th centuries, and the east wing with a nave and two side aisles, ending semicircular apse .  The western facade of the church, partially destroyed, is divided into three sectors .  Side sectors have portals with architraves crowned round lunettes .  The main entrance to the church is on the site of the former west wing - it is remarkable decorative patches made during the restoration of the 20th century .  The east wing is decorated with Lombard blind arches, but the apse, unfortunately, lost its original limestone cladding .