Once used as the office for the Ministry of Commerce. It is located in the area of former palaces which were built in the reign of King Rama III (1824-1851). The land was transferred to the government in King Rama VI’s reign (1910-1925). The well preserved main building has three storeys. Some details and decorations; como, pilasters and architraves is influenced by European architecture. The building is now used for the first national discovery museum called “Museum Siam”.

The large market beside the Chao Phraya River was settled since the early Rattanakosin Period. This area used to be a floating market. Nowadays, it has become the largest and the most important wholesale market of flowers and agricultural produce in Thailand. Nightlife here is crowded with people surrounded by colourful flowers.

“Chao Pho Ho Klong” shrine or the shrine of the drum tower spirit is located on Rachini Road. The shrine is a memorial to a brave officer of the drum tower who died during a war in the reign of King Rama I (1782-1809). Every ancient city in Thailand had a drum tower. There were three drums being used for different purposes, which are telling time, warning of fire disaster, and declaring a battle event.

This bridge was originally built with teak timber in the third reign. In the past, Mon traders used to settle their boathouses in the area of the Mon Bridge. Nowadays, the timber structure was replaced by a concrete bridge after the teak timber burnt in 1910.

Hok means lifting or converting. The platform of this wooden bridge can be lifted up like a Dutch bridge for boat traffic. This type of bridge was first built in the late past of King Rama IV’s reign (1851-1868).