Details in this Area: Country: Thailand (Siam) Area: North, North-East (Isan), Central Province: Phetchabun, Nakhon Ratchasima, Lop Buri, Sara Buri, Nakhon Nayok, Prachin Buri, Sakhaeo Cities: Bua Yai, Huai Thalaeng, Si Thep, Wichian Buri, Phratai, Thep Sa Thit, Khong, Dan Khun Thot, Non Thai, Kham Thale So, Sikhio, Sung Noen, Nakhon Ratchasima, Pak Thong Chai, Chok Chai, Khon Buri, Soeng Sang, Ban Na, Nakhon Nayok, Ongkharak, Pak Phli, Prachin Buri, Prachinburi Islands: National Parks: Wong Takrai NP Temple: Wat Thamma Chak, Wat Sala Loi Mountains: Khao So Others: Sam Lan Waterfall Park, Sarika Waterfall Park, Heo Narok Waterfall Park, Heo Suwat Waterfall Park