<P> Sofia ( / ˈsoʊfiə , ˈsɒf - , soʊˈfiːə / SOH - fee - ə , SOF - , soh - FEE - ə ; Bulgarian : Со́фия , tr . Sofiya , pronounced ( ˈsɔfijə ) ( listen ) ) is the capital and largest city of Bulgaria . 1.3 million people live in the city and 1.7 million people live in its metropolitan area . The city is at the foot of Vitosha Mountain in the western part of the country . Being in the centre of the Balkan peninsula , it is midway between the Black Sea and the Adriatic Sea , and closest to the Aegean Sea . </P>
of which country is sofia the capital city
Bulgaria