If you want to get to know “Mahachai Mangrove Forest”, another classroom of nature in the big world, must come here where the learning center about mangrove forests has been established to be a source of research, study, and research on the nature of mangrove ecosystems. It is located in the west coast of Ao Mahachai National Forest Reserve, covering an area of ​​approximately 3,872 rai. The area is filled with activities that bring tourists to fully experience the ecosystem of the mangrove forest, such as • Walk through the mangrove forest on the 1.5-kilometer-long nature study bridge. • Watch the wetlands at the wetland birdwatching point located on the coastal terrace. The highlight of this spot is the thousands and tens of thousands of birds. Especially in winter, there is a chance to see many migratory birds that live in this area, which are not less than 20 species, such as the green-legged seabird and the speckled. Swallow-billed mangrove Red-breasted seabird white-bearded seagull Curved-billed wetland these and so on.