Country/territory: France
Central coordinates (latitude / longitude): 45°16'00"N (45.2667°) / 004°34'00"E (4.5667°)
Area (reported): 63,000 hectares / 630.00 km² / 155,676 acres / 243.24 square miles
Area (GIS-derived): 63,116 hectares / 631.16 km² / 155,963 acres / 243.69 square miles
Altitude: 430–1169 m (1,411–3,835 ft)