Phu Phan National Park

[2] Viewpoints in the park include the west-facing Nang Mern Cliff and the Lan Sao Aee plateau.

[3] Some of the park's unusual rock formations include the grilled-snake-shaped Khong Ping Ngu and the 8 metres (26 ft) long Tang Pee Parn natural stone bridge.

[2] The park also contains the ruins of a Khmer temple, Phra That Phu Pek, accessed by ascending around 500 steps.

[3] Animal species include tiger, Phayre's leaf monkey, sambar deer, fishing cat, Sunda flying lemur, Malayan porcupine, common palm civet, northern red muntjac and wild boar.

[3] Bird species include black drongo, hill myna, Richard's pipit and white-rumped shama.