About
Ultra trail race through the primary forests of Yên Tử World Cultural Heritage Site — birthplace of Trúc Lâm Zen Buddhism where 13th-century Vietnamese kings became monks. Routes penetrate the national forest core with dramatic ridge trails and ancient pagoda paths.
Organized byGreat Race Vietnam
Difficulty

Moderate41 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density64 m/km · Very Hard
Elevation Density =elevation gain (m)distance (km)
Time limit:12h