Srebrenik Fortress
Bosnia and Herzegovina · Europe

About
Srebrenik Fortress (Bosnian, Croatian and Serbian: Tvrđava Srebrenik / Тврђава Сребреник; also known as: Gradina / Градина) is a fortress located near the city of Srebrenik in Bosnia and Herzegovina. It has been a national monument of Bosnia and Herzegovina since 2 November 2004.
Adapted from Wikipedia (CC BY-SA)。Photography via Wikimedia Commons.