Forte da Maré
Azores, Portugal
The Fort of the Maré (Forte da Maré), ruins of a 16th-century fortification located in the civil parish São Mateus da Calheta, in the municipality of Angra do Heroísmo, along the southern coast of Terceira, Portuguese archipelago of the Azores.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).