Details in this Area: Country: Thailand (Siam) Area: North-East (Isan) Province: Loei, Udon Thani, Nong Bua Lamphu, Khon Kaen, Chaiyaphum, Phetchabun, Maha Sarakham Cities: Phu Rua, Loei, Khut Chap, Wap Saphung, Udon Thani, Nong Wua So, Nong Saeng, Phukradung, Si Bun Ruang, Phu Phu Man, Si Chomphu, Phu Wiang, Khon San, Chum Phae, Phu Khieo, Phra Yun, Chon Bot, Ban Phai Islands: National Parks: Phu Rua NP, Phu Luang NP, Phu Kradung NP, Phu Kao NP Temple: Mountains: Phu Rua, Phu Luang, Phu Wiang Others: Tham Phra Tu, Tham Fa Mu, Tham Mim