Haute Route Chamonix - Zermatt, William Boffelli, Mathéo Jacquemoud
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William Boffelli & Mathéo Jacquemoud celebrating after having set a new record on the famous Haute Route Chamonix - Zermatt in 13:27:49.
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06/04/2026 - Snow Ski-skimountaineering
Haute Route Chamonix - Zermatt, William Boffelli & Mathéo Jacquemoud set new FKT William Boffelli and Mathéo Jacquemoud have set a new fastest known time on the famous Chamonix - Zermatt Haute Route traverse, stopping the clock after approximately 103km and 8200D+ in...