Phu Hin Rongkla National Park consists largely of large areas of rocky plateaus in various forms, such as bumpy plateaus to plateaus crisscrossed with deep crevices and crack Highlights include an unusual open-air museum with exhibits of the Communist camp based here in the 1960s and 70s. After many years of bombing and raids, the communist stronghold fell to the Thai government in 1982 and was opened as a national park 2 years later. The highest peak, Phu Man Khao, rises to a height of 1,620 m. Planted in Wat Klang since the founding days of Nakhon Thai District over 700 years ago, the gigantic, mature