06.09.2026Castro Urdiales (Spain)
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600 m D+
14.1 km12ELVE
1 course
GPX trace not yet published.
The race
Born as a personal challenge, after four editions, we continue with the enthusiasm of growing with the same solidarity spirit as previous ones. In this fifth edition, we repeat with the trail and mountain march but with a great novelty, we will be UTMB Index!
Where to stay
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Editions