Beyond the stoppage Kao Neolithic Museum about 10 Kms. up north, there is "Prasat Muang Singh" ruin, a historical stadium over renovated by the Fine Art extra to display the Khmer influenced architecture toward this stereotype of Thailand some 700-800 years ago. The archeologists should never miss this site, as it is so showy again yield quite perfect finish for your study and case within the green park. The approach payment is Baht 20 per person.