The Church of Our Lady of the Annunciation stands on the corner of Corso Vittorio Emanuele and Viale Merello. The exact date of construction is not known, but it certainly already existed in 1535 when King Charles V, on the occasion of his visit to Cagliari, granted the coat of arms of the eagle visible on the facade.

The building was built in the seventeenth century, on the site of a small country church destroyed by a storm in 1643. Entitled to the Virgin Annunciation since 1645, it was entrusted to the Piarist fathers, who remained inside it until 1866, the year in which the church was closed for worship and the adjacent convent transformed into a police station.

The Church dedicated to the Holy Family is located in via Montello. The building built in a modern style is characterized by the presence of two flights of stairs, located at the three entrances. The interior develops through a large single nave and the presbytery area is raised above the rest of the flooring.

The Purissima Church was built in the Catalan-Gothic style in the 16th century, along with the nearby monastery. It consists of one nave, divided into two spans with cross vaults, and six chapels with stellar vaults.

The Purissima Church overlooks via La Marmora, in the Castello district and was probably built after 1540 when the noblewoman Gerolama Rams Dessena wanted the construction of a cloistered monastery for the Clarisse. The interior of the building reflects the canons of the Catalan Gothic language: there is a single nave divided by a pointed arch and two cross-vaulted spans, with a pendulous gem in the center. The church was then acquired in the nineteenth century by the state following the law that established the suppression of religious orders and was used as a school.

Built since 1953, the Church of the Miraculous Medal is located in the large San Michele square. The structure, imposing and modern, was made of reinforced concrete with an external coating in stone blocks. The facade is preceded by a porticoed atrium. The building is dominated by a majestic hexagonal dome, at the apex of which there is a large golden statue of the Madonna. Its name derives from the medal, later defined "miraculous", made following the Marian apparitions had by Santa Caterina Labouré in 1830.

The church dedicated to the Lady of the Street is located in via Crespellani. The title is linked to an image of the Blessed Virgin Mary and is considered the patroness of the Company of Jesus. Ignatius of Loyola reported being protected by the Virgin during the battle that saw him fight in his service as a soldier. The modern style building has a reinforced concrete facade, left exposed, with the partitions following the profile of broken lines. Inside, the single nave reflects the geometric polygonal pattern.

The Church of the Madonna of Pity stands in the upper part of the Marina district, annexed to the monastery of the Capuchin nuns. In the first years of the eighteenth century the religious arrived in Cagliari and the monastery church was consecrated a century later. In the nineteenth century the complex passed into the hands of the state, following the entry of the laws for the suppression of religious orders. Both buildings were returned to the nuns only in 1969. The church has a simple facade, with an horizontal coronomento and a bell tower. The portal is surmounted by two windows and the Savoy coat of arms stands out. The interior has a single nave, barrel vaulted and the presbytery is embellished with an altar in polychrome marble.

The Church of the Lady of Faith is located in Pirri and faces along via Marzabotto. On the facade, simple and modern, a solid wood cross stands out. The interior is characterized by a single nave, embellished with the ambo and the masonry altar and marble slabs. The light penetrates through the windows, finished with wooden frames and ending in an acute arch.

The Church of our Lady of the Rosary overlooks via Vidal, at the foot of Urpinu hill. The modern construction dates back to the seventies and it was built by the will of three Dominican nuns, charged with initiating the female presence of the religious order also in Cagliari. The facade is characterized by the presence of the cross on the roof and inside there is a chapel dedicated to the town Eucharistic adoration.

The Church of the Holy Name of the Blessed Virgin Mary is part of what was once known as the city of salt and is located near the Molentargius Park.

The small temple erected in 1934 on a project by the engineer Vincenzo Marchi, director of the state salt pans, was designed to host the masses of the villagers. It has a simple facade, a portal surmounted by a semicircular arch and a bell tower with a cross and three bells.

The Church of the Holy Crucifix is ​​located inside an enclosed garden, in via Zagabria, in the Genneruxi district. The modern reinforced concrete building is articulated on three floors with large glass windows that follow one another. A simple cross decorates the central and upper part of the facade. Inside the space it is divided into two floors communicating with each other through a staircase placed at the entrance of the church.