Fort of Arrifana
Aljezur, Portugal · built 1635
The Fort of Arrifana, or Fortress of Arrifana, (Fortaleza da Arrifana)) is situated on the Vicentine Coast of the Algarve region of Portugal, on a promontory close to the town of Aljezur. It was originally constructed in 1635 with the intention of protecting fishing grounds for tuna as well as defending the coast. Its location provides a natural lookout over Arrifana Beach and the Vicentine Coast.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).