Details in this Area: Country: Thailand (Siam), Laos PDR, Cambodia Area: North-East (Isan) Province: Amnat Charoen, Ubon Ratchathani, Champasak, Sisaket, Preah Vihear Cities: Phana, Muang Samsib, Khuang Nai, Phibun Mangsahan, Det Udom, Buntharik, Na Cha Luai Islands: National Parks: Kaeng Tana NP Temple: Mountains: Others: Si Thep Ruins