bridge and fortress gate of the historical fortess in the ancient castle of dubno, rivne region, ukraine

building castle fortification ruins monastery town house tower wall estate village waterway landmark tourism church bridge fortress gate historical fortess princess ostrozhsky ancient dubno rivne region ukraine architecture landmark ukraine castle sightseeing historical dubno travel building historic beautiful ukrainian fort fortress wall sky ancient place destination europe medieval stronghold fortified dramatic defensive stunning sights fortification tower cloudy exterior construction adventure travelling destinations tour city landscape touristic heritage trip rivne region places old tourism history view