Fuerza San Pedro, the fort is described as built of stone mortar with a terraplein where guns are mounted. The fort contains the necessary buildings. The largest of these buildings was the “Cuerpo de Guardia” where the personnel that manned the fort lived. Adjacent to it was the “Vivende del Teniente” which was the living quarters of the lieutenant of the Fort. In between the aforementioned buildings is a well. At one corner attached to the walls of the bastion San Miguel (NE) was the “Alamazaros del Rivera”