Fort of Santo António de Belixe - Credit: Wikimedia Commons
The Fort of Santo António de Belixe (Fort of Saint Anthony of Beliche), which is also referred to as the Fortress of Beliche (), is located on Cape St. Vincent in the parish of Sagres, municipality of Vila do Bispo, Faro District, in Portugal. The original date of construction is unknown but the fort was already in existence in the 16th century. Read more on Wikipedia
Source: en.wikipedia.org