Phu langka national park covers an area of, their environment. House district Nakhon phanom and Nong Khai provinces SEKA district Approx. 31250 Ranch has 3 overlapping mountain ball switch with small mountains complex stretches along the Mekong River. General condition is mixed forest, dry forest and dry dipterocarp forest .there are abundant wildlife that is the origin of many small waterfalls and big river. Season between the months of May-October, is copious. Wild orchids and Paphiopedilum bloom On the top of Phu langka Places of interest within the national territory: