Khao Wang or Phra Nakhon Khiri Historical Park Is an important tourist attraction of Phetchaburi, which can be considered It is a symbol of Phetchaburi. because when entering Phetchaburi What will stand out from afar is Khao Wang, which has a pagoda and clean white buildings. Khao Wang is a historical site. The old city of Phetchaburi Located on the top of a 92-meter high mountain, formerly known as Khao Samon or Khao Khiri. in the construction of Phra Nakhon Khiri His Majesty King Mongkut graciously to bring neo-classical western architecture came as a model for construction, but craftsmanship still has the influence of Chinese architecture to blend with, such as molding the ridge of the roof and the use of banana clad tiles All buildings are located on three peaks: the eastern peak, the middle peak, and the west peak.