Bulgaria (;, Bălgariya, ), officially the Republic of Bulgaria ( ), is a country in the Balkans in south-eastern Europe. Bulgaria borders five other countries: Romania to the north (mostly along the River Danube), Serbia and the Republic of Macedonia to the west, and Greece and Turkey to the south. The Black Sea defines the extent of the country to the east. Bulgaria includes parts of the Roman provinces of Moesia, Thrace and Macedonia. Old European culture within the territory of Bulgaria… (More on Bulgaria)