This document summarizes information about 5 historic buildings in Santo Domingo: the church finished in 1570 during the rule of the Duke and Duchess of Medina Sidonia; a 1478 building famous for Queen Isabel seeing the sea from its tower; a remarkable 1600 building with a cube-cylinder tower designed by Alonso de Vandelvira; a 1920s public toilet converted to a candy shop in the 1960s; and a 1730 building that housed the town council and is now a library.