Historically, the mountain of Doi Inthanon was refered to as Doi Ang Ka. Prince Intharawichayanon, the last ruler of Chiang Mai, realized the importance of the country’s forests, especially in the north, where the forest serve as the watershed for the country. He was interested in helping and supporting people who were investigating the history in his area. So he requested that his body must be placed on the summit of Doi Ang Ka. After his death, the mountain was renamed Inthanon, a short version of his name. Today, visitors can see the Inthanon Wichayanon stupa on the summit of Doi Ang Ka.
The geographical features of the National Park consists of high mountains, including Doi Inthanon, which is the highest mountaintop in Thailand (2,565 meters above the sea level), followed by Doi Huamodluang (2,330 meters above the sea level). Doi Inthanon is the source of many rivers including Mae Klang, Mae Pakong, Mae Pon, Mae Hoi, Mae Ya, Mae Chaem, Mae Khan, and being part of Ping River, where the Bhumipol Dam is situated and generating the electrical power.
Summit of Doi Inthanon offers fine views to visitors, especially during November and December. On the summit, there is a stupa containing the body of prince Intharawichayonon, whose chronicle placed on the back of the marble plaque nearby. However photographing any parts of the radar station s forbidden.
