Turkey’s Northern Eastern region has a rocky territory. Despite of this territory, civilizations succeeded to construct monumental castles in the region. There is a castle in Ardanuç county of Artvin province. It is a big castle. Although the outer walls were damaged, inner castle has its own features.
It is thought that it was constructed in BC. It had been an headquarter of civilizations in the region for centuries. Ottoman sultans left inscriptions at the castle.