MAY23
Trail Running•50K
Desafío Ultra El Cainejo
Caín de Valdeón, Castilla y León, España52 km+5,100 m
Trail RunningMarathon
El Cainejo
23 May 2026
Caín de Valdeón, Castilla y León, España
Race details
Modality
Individual
Organizer
Desafío El Cainejo
Distance
35.7 km
Elevation
+3,700 m
Capacity
450
Start time
08:00
Terrain
Trail
Difficulty
Elite
Course profile
Mountainous
Minimum age
18+
Certified
No
Event description
El Cainejo is one of the most demanding trail running races in the Picos de Europa, starting and finishing in the iconic village of Caín de Valdeón. Featuring a technical 35.7 km course with 3700 meters of elevation gain, this race is renowned for its extreme difficulty and spectacular high-mountain scenery. It represents a unique challenge for experienced runners looking to tackle vertical couloirs and technical ridges in the heart of the central massif.
Related events
MAY24
Trail Running•Half Marathon
El Cainejín
Caín de Valdeón, Castilla y León, España19.5 km+1,800 m
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Sport
Trail Running
Distance
Marathon
Country
España
Region
Castilla y León