UTMB™️ is a mind boggling 170km circumnavigation of the Mont Blanc which tackles over 10000 meters of elevation gain. Congratulations to all those who took part. Here are the best bits from 2021 presented by Columbia Sportswear.
Learn more about the UTMB, set in France’s Chamonix Valley: https://www.columbia.com/utmb-marathon.html?fdid=trail-running-stories
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