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TrailArgentinaRío Negro

Desafío Valle de los Perdidos2026

20.11 – 21.11.2026El Bolsón (Argentina)
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Pacing, fueling and crew sheet for the course you pick

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4 courses · 4–25 km · up to 1’580 m D+

4 courses

  1. 4km

    805 m D+

    avg 20%

    Vertical Short
    No index

  2. 6.1km

    495 m D+

    avg 8%

    VPTrail
    No index

  3. 12km

    1’080 m D+

    avg 9%

    VPTrail
    UTMB Index 20K

  4. 25km

    1’580 m D+

    avg 6%

    VPTrail
    UTMB Index 20K

GPX trace not yet published.

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on Desafío Valle de los Perdidos, in one roadbook.

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Where to stay

Find a place to stay near El Bolsón for the race.

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