In Secret Filming Locations

Belgrade is the capital of the southeast European country of Serbia. Its most significant landmark is the Beogradska Tvrđava, an imposing fortress at the confluence of the Danube and the Sava rivers. The fort is a testament to the city’s strategic importance to the Roman, Byzantine, Ottoman, Serbian and Austrian empires, and it's now the site of several museums as well as Kalemegdan, a vast park.

Hungary is a landlocked country in Central Europe. Its capital, Budapest, is bisected by the Danube River. Its cityscape is studded with architectural landmarks from Buda’s medieval Castle Hill and grand neoclassical buildings along Pest’s Andrássy Avenue to the 19th-century Chain Bridge. Turkish and Roman influence on Hungarian culture includes the popularity of mineral spas, including at thermal Lake Hévíz.

Budapest, Hungary’s capital, is bisected by the River Danube. Its 19th-century Chain Bridge connects the hilly Buda district with flat Pest. A funicular runs up Castle Hill to Buda’s Old Town, where the Budapest History Museum traces city life from Roman times onward. Trinity Square is home to 13th-century Matthias Church and the turrets of the Fishermen’s Bastion, which offer sweeping views.

Serbia, officially the Republic of Serbia, is a landlocked country at the crossroads of Southeast and Central Europe, located in the Balkans and the Pannonian Plain.