Phanom Rung Historical Park is located between Amphoe Nang Rong and Amphoe Prakhon Chai at the right-turn on Km.83-84 of Highway No. 24 and twelve kilometers futher on. It is on the top of the Phanom Rung Mount. It is a walled-in enclosure, with both the door frames and walls carved in beautiful designs of Lopburi Period style with Khom influence.