The Huai Mae Khamin Waterfall, in the mountainous Khuan Si Nakharin National Park, is located in Amphone Sai Yok and Amphoe Thong Pha Phum in the province of Kanchanaburi.The Huai Mae Khamin Waterfall is one of the most popular places in Kanchanaburi.Huai Mae Khamin has been a popular destination for many years, particularly during the rainy season.