Country/territory: Bulgaria
Central coordinates (latitude / longitude): 41°44'25"N (41.7405°) / 023°09'40"E (23.1613°)
Area (reported): 23,496 hectares / 234.96 km² / 58,060 acres / 90.72 square miles
Area (GIS-derived): 23,512 hectares / 235.12 km² / 58,099 acres / 90.78 square miles
Altitude: 125–1588 m (410–5,209 ft)