Details in this Area: Country: Laos PDR, Thailand (Siam) Area: North-East (Isan) Province: Xaigna Bouri, Loei, Nong Khai, Udon Thani, Nong Bua Lamphu, Khon Kaen, Phetchabun, Chaiyaphum, Maha Sarakham Cities: Chiang Khan, Tha Bo, Tha Li, Phen, Phu Rua, Loei, Khut Chap, Na Klang, Nong Bua Lamphu, Phukradung, Si Bun Ruang, Phu Phu Man, Si Chomphu, Phu Wiang, Ban Fang, Khon Kaen, Phra Yun, Nongbua Lamphu Islands: National Parks: Phu Rua NP, Phu Kradung NP, Phu Kao NP Temple: Wat Tham Khlong Pen, Wat Phra That Bang Phuan Mountains: Phu Rua, Phu Kaeo Yai Others: Tham Erawan, Tham Fa Mu, Tham Mim