About Bulgaria:
Location: Southeastern Europe
Capital: Szofija
Largest city: Szofija
Other cities: Varna, Burgas, Pieven, Plovdiv, Stara Zagora, Sumen, Dobric
Neighbouring countries:
Romania,
Greece,
Turkey,
Serbia,
Macedonia
Regions: Balkan Mountains, Rhodope, Rila, Ludogorie
Rivers: Danube, Iskar, Marica, Tundza
Highest peak: Musala (2925 m)