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Suunto Sisu Challenge

Run 65 kilometers (40.4mi) in 16 days.

Challenge Ended: 1 June 2014
Sisu is a Finnish word generally meaning determination, bravery, and resilience. Sisu (pronounced - see'-soo) is about taking action against the odds and displaying courage and resoluteness in the face of adversity.

Inspired by this distinctly Finnish word, Strava and Suunto are challenging you to push your limits and run 65 kilometers (40.4mi) between May 17th and June 1st.

Tackle this Challenge with a focus on adventure. Step away from your normal routes and conquer some new running territory. Don’t back down, grit your teeth in the face of adversity and triumph over this 65 kilometer obstacle.

Share stories and photos from your adventures using the hashtag #SuuntoChallenge.
  • 21,967
  • 1,199,804
    Total Kilometers Run
Suunto Sisu Challenge logo