Fort of São João
Portugal · Europe

About
Fort of São João (Portuguese: Forte de São João), also known as Fort of Biscoitinho (for the lava rock formations along its coastal frontier), is a medieval fort, in the civil parish of São Mateus da Calheta, in the municipality of Angra do Heroísmo, on the Portuguese archipelago of the Azores.
Adapted from Wikipedia (CC BY-SA)。Photography via Wikimedia Commons.