Where in Romania is Lake Razim?

Lake Razim is located in southeastern Romania, in Tulcea County. It is the largest natural lake in Romania and is situated in the Danube Delta, within the Danube Delta Biosphere Reserve, a designated UNESCO World Heritage Site. Lake Razim is part of a complex system of lagoons, channels, lakes, islands, and marshlands formed by the distributaries of the Danube River as it approaches the Black Sea.