Chiang Mai Province of approximately . The mountains of the Daen Lao Range () at the north end of the province, the Thanon Thong Chai Range () stretching in a north-south direction, and the Khun Tan Range in the east of the province are covered by rain forest. The Mae Ping, one of the major tributaries of the Chao Phraya River, originates in the Daen Lao mountains. The highest mountain in Thailand, Doi Inthanon at , is in Chiang Mai Province. Several other national parks are also in the province: Doi Suthep-Pui, Ob Luang, Sri Lanna, Huai Nam Dang, Mae Wang, and Pha
Doi Suthep 1981 and has an area of that includes the Wat Phrathat Doi Suthep temple as well as Bhubing Rjanives Palace, further up the mountain. Doi Pui, the other peak of the massif, is closeby via a surfaced road as well as through forest paths. Hmong hill tribe people live in the surrounding area. The chief of Doi Suthep-Pui National Park voiced his concerns in 2018 about the increasing amount of garbage produced by the large number of tourists visiting Doi Suthep temple, a must-see site for Chiang Mai tourists. Untreated water and garbage from more than 300 shops and a