Belgrade is the capital and largest city of Serbia. The city lies at the confluence of the Sava and Danube rivers, where the Pannonian Plain meets the Balkans. With a population of 1,630,000 (official estimate 2007), Belgrade is the fourth largest city in Southeastern Europe, after Istanbul, Athens and Bucharest. Its name in Serbian translates to White city.

Subotica is a city in northern Serbia, in the Autonomous Province of Vojvodina. It is located at 46.07° North, 19.68° East, about 10 km from the border with Hungary. Formerly the largest city of Vojvodina region, contemporary Subotica is now the second largest city in the province, following Novi Sad. It is also the fifth largest city in Serbia after Belgrade, Novi Sad, Niš, and Kragujevac.

The Nikola Tesla Museum is located in the central area of Belgrade. It holds more than 160,000 original documents, over 2,000 books and journals, over 1,200 historical technical exhibits, over 1,500 photographs and photo plates of original, technical objects, instruments and apparatus, and over 1,000 plans and drawings.

Belgrade Fortress, represent old citadel (Upper and Lower Town) and Kalemegdan Park (Large and Little Kalemegdan) on the confluence of the River Sava and Danube, in an urban area of modern Belgrade, the capital of Serbia. It is located in Belgrade's municipality of Stari Grad. Belgrade Fortress was declared Monument of Culture of Exceptional Importance in 1979, and it is protected by Republic of Serbia.

The Skull Tower (Serbian: Ћеле Кула, Ćele Kula, Turkish: Kelle Kulesi) is a monument to 19th century Serbian rebels. It is situated in Niš, on the old Constantinople Road leading to Sofia. The monument was built using the skulls of the Serbs killed by order of Ottoman Sultan Mahmud II during the 1809 Battle of Čegar.

Vojvodina, officially the Autonomous Province of Vojvodina, is an autonomous province of Serbia, located in the northern part of the country, in the Pannonian Plain of Central Europe. Its capital and largest city is Novi Sad. Vojvodina has a population of about 2 million (approximately 27% of Serbia's total).

Niš Fortress (Serbian: Нишка тврђава / Niška tvrđava) is a fortress in the city of Niš, Serbia. It is a complex and important cultural and historical monument. It rises on the right bank of the Nišava River, and is over two millennia old. The extant fortification is of Turkish origin, dating from the first decades of the 18th century (1719–1723). It is well-known as one of the most significant and best preserved monuments of this kind in the mid-Balkans.

The Drina is a 346 kilometer long river, which forms most of the border between Bosnia and Herzegovina and Serbia. It is the longest tributary of the Sava River and the longest karst river in the Dinaric Alps which belongs to the Danube river watershed. Its name is derived from the Latin name of the river which in turn is derived from Greek.