Fort of Nossa Senhora da Guia
Cascais e Estoril, Portugal · built 1646
The Fort of Nossa Senhora da Guia is located in Cascais, Lisbon District in Portugal. It was built during the Portuguese Restoration War (1640-1668), becoming operational in 1646. The site, which preserves some parts of the fort, is now occupied by a maritime laboratory under control of the Faculty of Sciences of the University of Lisbon.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).