The territorial organization of Serbia is regulated by the Law on Territorial Organization, adopted by the National Assembly of Serbia on 29 December 2007. Under the Law, the units of the territorial organization are: municipalities, cities and autonomous provinces.
Explore Belgrade, the national capital. In the Old Town, visit Kalemegdan Park and Belgrade Fortress overlooking the confluence of the Sava and Danube rivers. Nearby landmarks include the Orthodox Cathedral (Saborna Crkva) and Princess Ljubica's Konak, an 1831 Turkish-style residence.