Located a few kilometres on the West of Phra Pathom Chedi, the venue occupies about 355 acres. The palace was constructed by King Rama VI’s command in 1907 when he was the Crown Prince. Phraya Silprasit supervised the construction which, in the beginning, there were two halls: Phra Thinang Phiman Pathom and Phra Thinang Aphirom Reudi, both halls were granted names on August 27, 1911. Later, the Ratanasingh altar that was housed in Samakki Mukamat Hall was adorned with the royal umbrella on June 7, 1923.