Area: 98,480 sq. km. (38,023 sq. mi.)
Cities (2005): Capital--Seoul (10.3 million). Other major cities--Busan (3.7 million), Daegu (2.5 million), Incheon (2.6 million), Gwangju (1.4 million), Daejeon (1.5 million), Ulsan (1.0 million).
Terrain: Partially forested mountain ranges separated by deep, narrow valleys; cultivated plains along the coasts, particularly in the west and south.
Climate: Temperate, with rainfall heavier in summer than winter.