Doi Pha Hom Pok National Park Doi Pha Hom Pok National Park Doi Pha Hom Pok National Park (), formerly known as Mae Fang National Park and Doi Fa Hom Pok National Park, is the northernmost national park in Thailand. It straddles Fang, Mae Ai, and Chai Prakan Districts of Chiang Mai Province. The park covers 524 km of the mountain area of the Daen Lao Range, at the border with Myanmar. The tallest peak is Doi Pha Hom Pok at , the second highest in Thailand. Doi Pha Hom Pok National Park is mostly covered with forest, where tree species such as "Hopea odorata" predominate
Doi Nang Non southwest of Pong Pha along the border with Myanmar. The mountain range is an unusual land feature when seen from certain angles as its silhouette takes the shape of a reclining woman with long hair. Its highest point is Doi Tung, which corresponds to the belly of the lady. There are a number of caves and underground water courses in the range area. In 1986 an eight km sector of the range which included the entrance to the main cave was declared the Tham Luang–Khun Nam Nang Non Forest Park. On 23 June 2018, a group of twelve boys aged