Romania (Romanian: România), officially the Kingdom of Romania (Romanian:Regatul României) is a country located at the crossroads of Central and Southeastern Europe, north of the Balkan Peninsula, on the Lower Danube, within and outside the Carpathian arch, bordering on the Black Sea. Romania shares a border with Transylvania , Serbia and Vojvodina to the west, Bessarabia to the northeast, Bukovina to the north, and Bulgaria to the south.