Mongolia Sunrise to Sunset

Annual charity run held since 1999

Mongolia Sunrise to Sunset is an annual charity run that has been taking place since 1999. The 2025 race week is from August 10-16, with the race day on August 13th – it will be the 25th anniversary edition of MS2S! Get ready for a breathtaking and isolated event that is regularly featured among the world’s most beautiful races! Read our most recent Newsletter here

Race Information:

  • Location: Hovsgol National Park, Mongolia
  • Distances: 42 km and 100 Km
  • Maximum time allowed: 18 hours
  • Elevation at race start: 1645 m
  • Elevation gain: 42 Km – 1400 m / 100 Km – 2120 m

Mongolia Sunrise to Sunset trailer video 2022 by Munkhdul Sergelen

Mongolia Sunrise to Sunset 2019 video by Braulio Romero

Mongolia Sunrise to Sunset 2018 video by Munkhdul Sergelen

Mongolia Sunrise to Sunset 2018 – the 20 year anniversary.

Join Our Community:

  • Consider making a donation to preserve the unique nomadic culture and pristine nature of Northern Mongolia.
  • Connect with past runners and stay updated by joining our Facebook group, following our Facebook page, and following our Instagram and Twitter accounts.

Mongolia Sunrise to Sunset is Non-Profit:

  • The race is managed by Ecodevshilt, our NGO in Mongolia, and ecoLeap Foundation, our NGO in Switzerland
  • Chairman of ecoLeap foundation: Nicolas Musy
  • Copyright 2013 by ecoLeap foundation, Switzerland.
  • For any inquiries, contact ecoLeap foundation c/o Lenz & Staehelin Avocats, Route de Chene 30, 1208 Geneva, Switzerland.
  • ecoLeap foundation endeavors to regularly verify and update all information on its website but cannot be held responsible for inaccuracies.
  • Registered in the Commercial Register of Canton of Geneva under the identification number CH-660-1328009-

Partnerships and Accreditations:

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