Georgia (; , tr. Sakartvelo, ) is a country in Eurasia, located on the crossroads of Eastern Europe and West Asia. Nestled between the Greater Caucasus and Lesser Caucasus mountain ranges, it is bounded to the west by the Black Sea, to the north and northeast by Russia, to the south by Turkey and Armenia, and to the southeast by Azerbaijan. The capital and largest city is Tbilisi. Georgia covers a territory of , and its 2015 population is about 3.75 million. Georgia is a unitary, semi-presidential republic, with the government elected through a representative democracy.