Country/territory: France
Central coordinates (latitude / longitude): 45°22'00"N (45.3667°) / 002°23'59"E (2.4000°)
Area (reported): 45,700 hectares / 457.00 km² / 112,927 acres / 176.45 square miles
Area (GIS-derived): 45,946 hectares / 459.46 km² / 113,535 acres / 177.40 square miles
Altitude: 270–660 m (886–2,165 ft)