Sakunothayan Arboretum (Thai: สวนรุกขชาติสกุโณทยาน) is an arboretum in Wang Thong district, Phitsanulok Province, northern Thailand. The park, located at kilometer 33 of Phitsanulok-Lomsak Road, has 164 species of plants.[1]
Wang Nok Aen Waterfall, within the arboretum, is a 10 metres (33 ft) elevation drop of the Wang Thong River.[2]