Fort of Nossa Senhora da Rocha
Porches, Portugal
The Fort of Nossa Senhora da Rocha (also known as the Fort of Our Lady of the Rock or Castle of Porches) is a medieval castle situated in the civil parish of Porches, in the municipality of Lagoa in Portuguese Algarve. Inside the fort is the Chapel of Nossa Senhora da Rocha, of uncertain date.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).