Sai-thip Waterfall is a 7-step waterfall (each step of the Waterfall is approximately 5-10 meters high), located at the joints between the tropical evergreen forest and the pinery. In the rainy season, the Waterfall is particularly beautiful with its swiftly flowing water. You may also visit the field of three-leaf pines on the way to the Waterfall.
Location: Phu Soi Dao National Park
Phu Soi-dao National Park is situated in an approximately area of 340.21 square kilometersi, covering the areas of Pa Nam-pad National Conserved Forest, Tambol Muang-jedton, Tambol Na-khum, Tambol Ban Koak, Ban Koak District, Huai Moon District, Nam-pad District of Uttaradit Province, and Tambol Bor-pak, Chattrakarn District of Pittsanulok Province.