the huge stone walls of the ancient akkerman fortress, belgorod-dniester, odessa region

akkerman fortress ancient architecture castle dniester landmark medieval old ukraine bastion stone tower wall brick belgorod building europe heritage history odessa embrasure travel defense ages antique archaeology archeology architectural bessarabia bilhoroddnistrovskiy citadel cultural dnestrovsky exterior fort fortification historical landscape location masonry middle monument ruin settlement shambles ukrainian european excavation national past armament bank belgoroddnestrovsky construction defend detail loophole pictorial picturesque protect roof scenery sky stronghold timber view window belgoroddniester bilhorod dnistrovskyi outdoor summer estuary firth