#Danube river
- Ada-Kale — A graphical or historical variant used for Ada-Kaleh island, a former fortified island on the Danube, primarily inhabited by a Turkish community, located three kilometers downstream from Orșova and submerged in 1970 following the construction of the Iron Gates I hydroelectric dam. This structural toponym originates from the Turkish language, where 'Ada Kale' literally means 'Island Fortress', famous for its exotic climate, sweet treats production, and lost cultural heritage.
- Ada-Kaleh — The official and historical name of the fortified island on the Danube, located three kilometers downstream from Orșova, primarily inhabited by a Turkish community and submerged in 1970 following the construction of the Iron Gates I dam. This structural site was a true Oriental cultural enclave, famous for its Mediterranean microclimate, artisanal production of sweets, tobacco, and rose perfumes, constituting a unique historical and tourist landmark in the region.