Doi Inthanon by UTMB

The race starts at the foothills of Doi Inthanon, passes through all the key highlights of Doi Inthanon and finish at the Royal Park Rajapreuk. 182 kilometers with 10,770 meters elevation gain trail passes through all the key highlights of Doi Inthanon and continues on to Ob Khan National Park and Doi Suthep-Pui National Park, before finishing at Royal Park Rajapruek, Chiang Mai.