The three bastions are named La Concepción (southwest), Ignacio de Loyola (southeast), and San Miguel (northeast).

Little was known about the activity of the fort from the time it was built until two centuries later in 1739 when the king of Spain, Philip V, desired information regarding the island of Cebu.

At one corner attached to the walls of the bastión San Miguel (NE) was the Almacenes de Pólvora (powder magazine).

[3] The victory of the Americans led by Commodore Dewey at the Battle of Manila Bay on May 1, 1898, marked the end of the Spanish era in the Philippine Islands.

When the battle to liberate the city of Cebu from the Imperial Japanese forces was fought, the fort served as an emergency hospital for the wounded.

In 1957, Mayor Sergio Osmeña Jr. announced his intention to demolish Fort San Pedro and erect a new city hall on the same site.

[6] By 1968, the façade, quarters and walls of the original structures of Fort San Pedro were so obliterated that only the two towers were recognizable.

To restore the fort as close to the original as possible, coral stones hauled from under the sea along Cebu coastal towns were utilized.

Work progressed slowly but the façade, the main building (Cuerpo de Guardia), the walk and the observatory roof garden were faithfully restored after one and a half years.

To make the project functional, the restored main building served as the Cebu office of the Department of Tourism, the lieutenant's quarters now houses a museum, the inner court is an open-air theater and its immediate vicinity is a park.

This order created the Plaza Independencia – Fort San Pedro Interim Policy and Advisory Board (PIFSIPAB), and Hon.