Comparative area: slightly less than six times the size of Washington, DC

Land boundary: 30 km with China

Coastline: 733 km

Maritime claims:

Continental shelf: 200 meters or to depth of exploitation;

Exclusive fishing zone: 3 nm;

Territorial sea: 3 nm

Disputes: scheduled to become a Special Administrative Region of China in 1997

Climate: tropical monsoon; cool and humid in winter, hot and rainy from spring through summer, warm and sunny in fall

Terrain: hilly to mountainous with steep slopes; lowlands in north