Forte da Má Ferramenta
Azores, Portugal
The Fort of Má Ferramenta (Forte da Má Ferramenta), near the port of the civil parish of São Mateus da Calheta, municipality of Angra do Heroísmo, along the southern coast of the Portuguese island of Terceira, in the archipelago of the Azores. Located in a dominant position over this coastal stretch of coast that sheltered anchored ships, it was a fortification used as a defence against attacks from pirates and corsairs, that frequented the waters of the mid-Atlantic.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).