Phu Kradueng National Park (Thai: อุทยานแห่งชาติภูกระดึง), Amphoe Phu Kradueng, Loei Province, is one of the best known national parks of Thailand, with a high point of 1,316 m (4318 ft) elevation at Khok Moei. The park is closed to visitors during the rainy season (1 June - 30 September)