The Monte Rosa Walser Waeg consists of 4 trail-running races along the paths of the upper Lys valley, starting and finishing in Gressoney-Saint-Jean, passing through Gressoney-La-Trinité, Gaby and Issime.

Ultra trail (90 km and 7100 m D+)
Discover the most beautiful and wild corners of the upper Lys valley. Ideal for lovers of long distances who want to compete on a challenging path!
Trail (45 km and 3500 m D+)
A suggestive circular route that offers a beautiful view of the Monte Rosa massif. Ideal for those who love technical and demanding routes without sacrificing the beauty of the landscape.
Run (15km and 650m D+)
A loop hike that passes through the centers of Gressoney-Saint-Jean and Gressoney-La-Trinité, crossing characteristic places such as the Gover lake, the villages of Alpenzù piccolo and Alpenzù grande, the Queen’s walk and the hamlet of Rong. Ideal for those who want to approach the trail-running discipline.
Mini trail
A series of races dedicated to children and teenagers up to 15 years:

• 0,5 km - for children up to 5 years
• 1 km - for children from 6 to 8 years
• 2 km - for children from 9 to 11 years
• 3 km - for children aged 12 to 15

Inscriptions on Wedosport