Country/territory: Portugal
Central coordinates (latitude / longitude): 38°07'59"N (38.1333°) / 007°10'00"W (-7.1667°)
Area (reported): 80,564 hectares / 805.64 km² / 199,078 acres / 311.06 square miles
Area (GIS-derived): 89,776 hectares / 897.76 km² / 221,841 acres / 346.63 square miles
Altitude: 150–535 m (492–1,755 ft)