Public domain
The gate of Siseck in Croatia where incoming Turks are killed by cannons, 1592
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
Credit lineDe poort van Siseck in Kroatië waar binnenkomende Turken door kanonnen worden gedood, 1592. 1698. Caspar Luyken. Rijksmuseum, Amsterdam. Public domain.