About
Race through ancient sandstone ridges in Phu Lanka National Park, home to the famous Tham Naka and Tham Nakee caves — geological formations resembling dragon scales. Runners summit the Chedi Kong Khao Si Bun Nao, the park highest peak, and enter a restricted virgin forest area normally closed to visitors.
Organized byIsaan Ultra Trail / Bathavee Company
Difficulty
Moderate40 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density35 m/km · Moderate
Elevation Density =elevation gain (m)distance (km)
Time limit: