It has an area of more than 3,000 rai, most of which are wetlands. Established as a study, research and collection center for plants of the eastern region. To preserve more than 400 species of rare and endangered plant resources in Thailand, and there are also interesting eco-tourism activities such as cycling to study nature, kayaking, and flat-bottomed boats into the Sam Samnak Yai swamp or swamp. Charung to see migratory birds such as cormorant, openbill, teal, etc. Watch exotic plant species such as Raft Ya Nang Ma. and see different varieties of lotus and there are areas that are highlighted Like the samet thousand year forest plantation with white and red samet trees reflecting the water, open daily from 8:30 a.m. to 4:30 p.m. For more information, call 0 3863 8983, 0 3863 8981.