On the North western cost of Java island situated on the mouth of Ciliwung River on the Jakarta bay stands the extensive metropolis of Jakarta, also known as Daerah Istemewa Jakarta, the capital of Indonesia the eleventh largest city in the world. With a population of 23 million this port was known as Sunda Kelpa a peper trading centre. After the Dutch occupation it came to be known as Bativa. The entire metropolis comprising of Jakarta city, Bekasi, Bogor, Tangerand and Depok are known as Jabodetabek . Jakarta is divided by the Ciliwung river into east and west section. On the bay of Jakarta is located Pulau Seribu a group of thousand islands providing a tourist destination with white sandy beaches and excellent place for water sports? The jakartans language is indigenous and unique and is known as Betawi.