Details in this Area: Country: Thailand (Siam) Area: North-East (Isan) Province: Nong Bua Lamphu, Udon Thani, Sakon Nakhon, Kalasin, Khon Kaen, Maha Sarakham, Chaiyaphum, Roi Et, Nakhon Ratchasima Cities: Nong Bua Lamphu, Nong Wua So, Nikhom Nam Un, Kut Bak, Si Bun Ruang, Non Sang, Kham Muang, Nam Phong, Kranuan, Nong Kung Si, Huay Mek, Khon Kaen, Chiang Yun, Yang Talat, Kalasin, Kosum Phisai, Kantharawichai, Ban Phai, Maha Sarakham, Kae Dam, Khon Sawan, Waeng Yai, Selaphum, Waeng Noi, Chaturaphak, Muang Suang, At Samat, Bua Yai, Huai Thalaeng, Kaset Wisai, Suwannaphum, Nongbua Lamphu Islands: National Parks: Phu Kao NP, Phu Phan NP Temple: Wat Tham Khlong Pen, Phra That Phu Phek Mountains: Others: Tham Mim, Phu Phan Rachaniwet Palace