Rattanakosin Island area In the past, both sides have Bangkok sub-district , Bangkok and Thonburi as the land plots of the same before. As the settlers of the community for a long time. This growing community, and a density. With the prosperity of the Kingdom of Ayutthaya. Since the reign of God, u thong, he established a capital of Ayutthaya. In 1893 this growing urban Bangkok because the city is derived from the dash, a sculptor's city morning mouth area treatments important Gulf of Thailand.