Mountains higher than 9,000 ft found on islands of Sumatra, Java, Sulawesi, Bali, Lombok and Sumbawa. On north-western coast of island of Java on Jakarta Bay, at mouth of Ciliwung River. But majority of Malay origin. Much changed since days of Portuguese.
Skyscrapers stand where thatched huts once stood.
More than 300 ethnic groups with over 200 languages spoken.