Phu Ruea National Park
Phu Ruea National Park () is a national park in Loei Province, Thailand. The park is centred on Phu Ruea mountain, a popular, scenic peak in the Phetchabun Mountains. The park was established on 26 July 1979. Geography. Phu Ruea National Park is west of Loei town in Nong Bua Sub-district, Phu Ruea District and also Tha Li District. The park's area is . Phu Ruea mountain is high and experiences some of Thailand's coldest temperatures. In December and January temperatures here can fall below freezing. Phu Ruea means 'boat mountain', a name inspired by  the shape of a cliff at the peak. The peak of Phu Ruea offers views of the Mekong and Hueang Rivers and Laos. The park has numerous waterfalls, the highest of which is the Huai Phai waterfall at . Pha Sam Thong is a large cliff. Other peaks within the park include Phusun at and Phuku at . Flora and fauna. Types of forest in the park include mixed deciduous, deciduous dipterocarp, dry evergreen, and coniferous. Plant species include orchids such as "Phalaenopsis pulcherrima", "Rhynchostylis retusa" and various "Vanda" and "Dendrobium" species as well as various rhododendron such as "Rhododendron simsii" and  Rhododendron lyi. Animal species include sun bear, northern red muntjac, sambar deer, dhole, black giant squirrel and Siamese hare. Bird life in the park includes red junglefowl, Siamese fireback, yellow-vented bulbul, greater coucal, plain prinia, coppersmith barbet, Asian barred owlet as well as Brown-throated sunbird. The endangered big-headed turtle is present in the park.