Geographic coordinates: 24 30 N, 13 00 W

Map references: Africa

Area: total: 266,000 sq km land: 266,000 sq km water: 0 sq km

Area - comparative: about the size of Colorado

Land boundaries: total: 2,046 km border countries: Algeria 42 km, Mauritania 1,561 km, Morocco 443 km

Coastline: 1,110 km

Maritime claims: contingent upon resolution of sovereignty issue

Climate: hot, dry desert; rain is rare; cold offshore air currents produce fog and heavy dew

Terrain: mostly low, flat desert with large areas of rocky or sandy surfaces rising to small mountains in south and northeast

Elevation extremes: lowest point: Sebjet Tah -55 m highest point: unnamed location 463 m