About
UTMB World Series race tracing ancient Ming Dynasty Great Wall sections above Zhangjiakou. Four distances (100K/70K/50K/30K) cross restored Great Wall battlements through autumn foliage. Lottery entry — registration closed for 2026.
Organized by隆景体育
Difficulty
|2
Challenging73 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density40 m/km · Moderate
Elevation Density =elevation gain (m)distance (km)