Doi Inthanon National Park, nicknamed "the roof of Thailand", is in the Thanon Thong Chai Range, Chom Thong District, Chiang Mai Province, northern Thailand. It includes Doi Inthanon, the country's highest mountain. Established in 1972, it is in size.GeographyThe park is approximately from Chiang Mai. It includes Karen and Meo Hmong villages of about 4,500 people. Its elevation ranges between 800-. Within its borders are a number of waterfalls: Mae Klang Falls, Wachiratan Falls, Siriphum Falls, and Mae Ya Falls. The park has varied climatic and ecologically different sections.