Country/territory: Bulgaria
Central coordinates (latitude / longitude): 42°37'00"N (42.6167°) / 024°19'32"E (24.3258°)
Area (reported): 99,062 hectares / 990.62 km² / 244,788 acres / 382.48 square miles
Area (GIS-derived): 99,116 hectares / 991.16 km² / 244,921 acres / 382.69 square miles
Altitude: 376–1598 m (1,233–5,242 ft)