Friday, July 16, 2027
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The Gressoney Lys Trail takes runners from Gressoney-La-Trinité to the source of the Lys River in the Monte Rosa massif, then descends to finish in Gressoney-Saint-Jean. This 35km alpine course features 1,800m of elevation gain and crosses ancient Walser paths and villages that have shaped the valley since the 1100s. The race starts at 11:00 and offers a demanding challenge in pristine mountain landscape, with a maximum time of 8 hours.
Stunning views across the Monte Rosa massif
Follow the Lys river to its source
Cross ancient Walser paths and villages
Finish in Gressoney-Saint-Jean
Start / Finish
Gressoney-La-Trinité
Gressoney-Saint-Jean
Terrain
Route
Other questions
The maximum allowed race time is 8 hours.
Yes, it starts in Gressoney-La-Trinité and finishes in Gressoney-Saint-Jean.
Runners enjoy stunning views across the Monte Rosa massif, follow the Lys river to its source, and pass through historic Walser villages.
Contact details are available on the event website under the Contact Us section.
Entry fee not listed
Check the race's registration page for pricing.Gressoney-La-Trinité, Italy
Friday, July 16, 2027
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