The Sanctuary of Truth It is the largest castle made entirely of wood in Thailand, located in the area of Laem Ratchawet, Na Kluea Subdistrict, Bang Lamung District. Chonburi Province It was built by Lek Wiriyaphan, a businessman who loves Thai architecture and Buddhism. He is also the owner of the Erawan Museum and the Ancient City. Locals call this castle by the general name "Wang Boran" or "Wooden Castle." Inside the castle, there is a philosophical content. and arts and culture which are human heritage It reflects the importance of religion as a means of sustaining the world. By emphasizing the main principles: The origins of the 7 virtues and the 4 principles of conduct