belgrade Fortress
The Belgrade Fortress was built as a defensive structure on a ridge overlooking the Sava and the Danube rivers from the 2nd to the 18th century. Today the fortress is a unique museum of the history of Belgrade.
niš Fortress
Niš Fortress was built in the early 18 century by the Turks. It is on the right bank of the Nišava river and in the very center of the city. It was constructed upon Roman and mediaeval foundations. It is shaped like a polygon, with sides varying in lengths.
church of Saint sava
The Cathedral of Saint Sava is the largest Serbian Orthodox Church. It is the largest Orthodox place of worship in the Balkans and one of the largest Orthodox churches in the whole world.