Castle of the Ostroh princes of the XV century. In Dubna - one of the oldest castles in Ukraine, which still bears the features of the Middle Ages (severe walls of dungeons with vaults) parade style (decorated with molding lush palaces and the same halls).
Dubna Castle was never attacked because it was firmly fortified with 73 guns and, of course, the Ikva River with its many kilometers of floodplains.
Tatar spears and Swedish swords were broken under the castle walls. Countless riches brought from trophies were kept here: valuable utensils, books, paintings, icons, weapons and protective weapons, furs, skins, etc.
Today Dubno Castle is the decoration of the region and one of the seven wonders of castles in Ukraine.