Doi Luang Chiang Dao is a limestone mountain in the Chiang Dao Wildlife Reserve (Amphoe Chiang Dao). At 2,195 meters above sea level, it is the third highest mountain in Thailand after Doi Inthanon and Doi Pha Hom Pok. The narrow plateaus at the summit offer spectacular views, including a sea of ​​mist on the Chiang Dao side, Doi Sam Phi Nong, the Chiang Dao mountain range, and the foothills of Doi Inthanon. The summit has a cool and windy climate and is home to rare mountain flowers, birds, and butterflies. A permit from the reserve director is required to visit Doi Chiang Dao.

Nature conservation authority, national park, wildlife and plant protection department. The trip must be registered at least 2 weeks in advance.

The Chiang Dao Wildlife Reserve is located here. The area is mostly foggy year-round, especially during the winter and rainy season. The weather is cold throughout the year, and the rainy season is very humid. The region is home to a wide variety of plant species, including many endemic species not found in other parts of Thailand. Tropical, subtropical, and temperate plants are all present, making it a place of great biodiversity. As it is a limestone mountain, it is part of the Thanon-Thongchai mountain range. It was formed during the Permian period, between 230 and 250 million years ago. It belongs to Thailand's Ratchaburi rock group, which was formed by the deposition of marine sediments and animal remains mixed with limestone.