Sarajevo is the capital and the largest city of Bosnia and Herzegovina, with a population of 275,569 in its administrative limits by the last data in 2013. The Sarajevo metropolitan area including Sarajevo Canton, East Sarajevo and nearby municipalities is home to 555,210 inhabitants. Located within the greater Sarajevo valley of Bosnia, it is surrounded by the Dinaric Alps and situated along the Miljacka River in the heart of the Balkans, a region of Southern Europe. Sarajevo is the political, financial, social and cultural centre of Bosnia and Herzegovina and a prominent centre of culture in the Balkans, with region-wide influence in entertainment, media, fashion and the arts. Due to its long history of religious and cultural diversity, Sarajevo is sometimes called the “Jerusalem of Europe” or “Jerusalem of the Balkans”. It is one of only a few major European cities to have a mosque, Catholic church, Orthodox church and synagogue within the same neighbourhood.
More about Sarajevo: https://bs.wikipedia.org/wiki/Sarajevo