Fort Culion
Culion, Philippines · built 1740
Fort Culion is a citadel built in 1740 during the Spanish-era in the Philippines. The Recollect Augustinians constructed the fort to defend themselves from Muslim invaders. The structure was built of stone, square-shaped, and with four bastions. In 1930, the Jesuits used the coral stones used on the fort to build the walls of the Immaculate Conception Parish Church, also known as Culion Church. The fort, now in ruins, currently serves as a lighthouse. Its canons are still visible The National Historical Commission of the Philippines declared the fort as a historical landmark in 1939.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).