a marble column. Chiesa del Rosario (Church of the Rosary), built in 1618 by the will of the brotherhood of the Holy Rosary, it has a single nave. Noteworthy artworks are the wooden crucifix by the Venetian Filippo de Porris (1641), the polychrome wooden statue of the Mary (16th century) and many of the 17th century paintings kept inside. Chiesa del Carmine, located next to Ponte Pizzetti and in front of Ponte del Carmine, was built at the beginning of the 17th century. It looks like a simple building with a Renaissance style; it has a single nave with a semicircular apse. Noteworthy are the wooden altarpiece and the high altar. In the 1970s, the interior has undergone considerable changes. Monastery of Sant'Agostino, probably built between the 6th and the 7th century. Originally a church dedicated to Saint Maurus, it suffered looting during the continuous incursions by the Venetians and Saracens. In 1622, its remains were ceded to the Discalced Augustinians. in 1644 it was dedicated to Saint Augustine. The church were used as a convent, which eventually became a fortress when the Austrian troops seized Comacchio first, between 1708 and 1725, and then the French, until 1813. With the Italian unification, the destination of the building remained unclear until 1928, when the complex was converted to a school after the completion of restoration works. Chiesa dei Caduti or Chiesa del Suffragio, located a few meters from the Loggia del Grano, was built in 1644. Noteworthy are the three paintings behind the altar: the central one was painted first by Antonio Randa, while the lateral ones were painted later in 17th century by an unknown author. Monastery of Santa Maria in Padovetere, in Valle Pega. Civil architecture The historical residential zone stood on small islands connected to each other: for this reason, the bridges are the defining element of the historic centre of Comacchio. Bridges Trepponti ("Three bridges") or Ponte Pallotta, the symbol of Comacchio, is a bridge consisting of five large staircases (three on the front and two on the rear), culminating in an Istrian stone floor. It was wanted by the cardinal Giovan Battista Pallotta during the so-called "urban rebirth". Designed by Luca Danese of Ravenna in 1634 and built around 1638 by the Capuchin Giovanni Pietro da Lugano, it connects the city center with the navigable canal Pallotta, coming from the sea. It includes five large staircases