Colonial architecture: The sacristy was used as the union point between the convent and the temple, it's front was modified in 1738 using the old construction. The architectonical elements of the building respond to the baroque style

Interesting place: Because of the interest that Benedict XIV had in the musical education among the poor girls living here after 1743 he name it the Conservatory, This building stands up with the fact that its columns are made of a single stone (monolithic)