a na-akpọ Bulgaria Air n'asụsụ Bulgarian, nke a na-akpọkwa "Balkan Air Tour" n'asụsụ Bulgarian, nke a na-akpọkwa "Balkan Air Tour" n'asụsụ Bulgarian, nke a na-akpọkwa "Balkan Air Tour" n'asụsụ Bulgarian, nke a na-akpọkwa "Balkan Air Tour" n'asụsụ Bulgarian.
Afọ 2006