Details in this Area: Country: Thailand (Siam) Area: North, North-East (Isan) Province: Phitsanulok, Loei, Nong Bua Lamphu, Phetchabun, Khon Kaen, Chaiyaphum, Phichit, Nakhon Sawan, Nakhon Ratchasima Cities: Nakhon Thai, Si Bun Ruang, Lom Sak, Nam Nao, Phu Phu Man, Khon San, Phetchabun, Nong Phai, Khon Sawan, Bung Sam Phan, Chaiyaphum, Phaisali, Ban Luam Islands: National Parks: Thung Sa Laeng Luang NP, Phu Hin Rong Kla NP, Nam Nao NP, Ta Ton NP Temple: Wat Maha That, Wat Tham Khlong Pen Mountains: Others: Phra Cave, Tham Phra Tu, Tat Ton Waterfall Park