A unique autumn challenge in the heart of the Swiss Alps, the Altitrail de Chalin offers an unforgettable experience for trail and mountain enthusiasts. Linking Massongex to the head of Chalin, this event offers a demanding and spectacular route, with breathtaking views of the majestic Dents du Midi.

• Main route12 km, 2,365 m ascent, from Massongex to Refuge de Chalin
• Youth Trail (Cervelas Challenge)2 km, 450 m ascent, ascent to the Valerette refuge for 8-15 year olds