Chalermprakiet Viewpoint Tower is located on the island at center of the Rayong River, Baan Pak Nam Rayong which was built by the cooperation of Rayong Municipality, Rayong River and Mangrove Forest Conservation Group and IRPC Public Company Limited were created to commemorate His Majesty the King. The opening ceremony was held on November 28, 2555 B.E., aiming to be a learning center on mangrove ecosystems. To increase knowledge for students and the general public. Experience the nature of the mangrove forest. And see the way of life of the ecosystem of the mangrove forest. It is also a resting place and is a popular tourist destination for eco-tourism in Rayong Province. Later it was one of the forest projects in Rayong. "The mangrove forest, the pagoda in the mid of river, one gemstone in Rayong" on an area of 500 rai which covering Pak Nam Sub-district, Noen Phra Sub-district, Mueang District, Rayong Province, which was announced on October 17, 2560 B.E.