Country/territory: Portugal
Central coordinates (latitude / longitude): 37°22'00"N (37.3667°) / 008°49'59"W (-8.8333°)
Area (reported): 74,562 hectares / 745.62 km² / 184,247 acres / 287.89 square miles
Area (GIS-derived): 101,032 hectares / 1,010.32 km² / 249,655 acres / 390.09 square miles
Altitude: 0–217 m (0–712 ft)