Central and western slopes. The slopes of the central hills, the highest of the country. The source of the river of Singapore. And eastern lowland Coast, often below sea level.
Central and Western region is the hill which Hill is the highest Hill in the central region of the country. As the origin of the river of Singapore and the Eastern Plains as low. Coastal seas are often lower than sea level.
central and western regions is a hill which is a hill Hill, in the middle of the country's best high origin of major river is the eastern part of Singapore, and the coastal plain is often lower than low sea level