Land boundaries: total: 539 km
border countries: Cameroon 189 km, Gabon 350 km
Coastline: 296 km
Maritime claims: exclusive economic zone: 200 NM
territorial sea: 12 NM
Climate: tropical; always hot, humid
Terrain: coastal plains rise to interior hills; islands are volcanic
Elevation extremes: lowest point: Atlantic Ocean 0 m
highest point: Pico Basile 3,008 m
Natural resources: oil, petroleum, timber, small unexploited deposits of gold, manganese, uranium