It has a total area of ​​197,000,000 square meters. It covers many districts in Khon Kaen, namely Ubonratana, Phu Wiang, Ban Fang, Manchakhiri and Khok Phochai. and two districts in Chaiyaphum Province, namely Ban Thaen and Kaeng Kro, the park office is located at the Ubonrat Reservoir. It is both a source of watershed for Lam Nam Chi, Lam Nam Phong and a source of medicinal herbs. Most of the area is mountainous, deciduous dipterocarp forest and dry evergreen forest covering an area of ​​197,000,000 square meters. general area conditions The morphology is a sandstone mountain range high above sea level, similar to the general mountains. to the Northeast which these mountains stretch in a long line from north to south Parallel to the Ubonrat Dam Reservoir It is the source of watershed, part of many important rivers such as Lam Nam Phong, Lam Nam Chuan, Lam Nam Chi, etc. The area can be divided into 2 parts, namely, the part in the Phu Phan Kham mountain range. The north and south sides are in the Phu Meng Mountain Range. and the Phu Pha Dam - Phu Pha Daeng mountain range. The western area has steep slopes alternating with cliffs in some areas reaching the reservoir plains below. The eastern area is a plain at the foot of the mountain with an average height of about 600 meters. There are many viewpoints in the park area, including Hin Chang Si Viewpoint. It is a large group of rocks on the forest ridge of Soktae. On the side of the rock, there was a dirt mark that the elephant used to stick to the rock-colored body. It takes about 2 hours on foot from the office or 8 kilometers by car from Soktae Forest Park. From this point, you can see the view of Ubonrat Reservoir. and Khon Kaen Walking for 30 minutes from this point will be the viewpoint of Planchad. It is a stone courtyard with cinnabar trees. Next is Pha Sawan, a cliff on the Pa Sok Tae mountain range in the area of ​​Ban Non Sawan. Ubonrat District It is another point of view of the beautiful reservoir. It takes about 2 hours on foot from the office. Another interesting place is Kham Phon, a round stone pit similar to a volcanic crater formed by geological conditions. How to get there: From Khon Kaen town, take Highway No. 12 to Chum Phae District. At the 30th kilometer mark, turn right for about 19 kilometers.