The KM DE CHANDO stands out as the only double vertical kilometre in Switzerland, offering a variety of challenges for all levels of runner:

• Double KM (Grand Parcours) A demanding 7.7 km route with a positive altitude difference of 2000m, from the Fang STEP to the summit of the Illhorn. Option to take part solo or in a relay.
• KM Vertical (short course) A popular 3.2km race starting at Les Mayens de la Rèche and finishing at the summit of the Illhorn, with a positive altitude difference of 1000m.
• KID'S VERTICAL 1.2 km children's route, with 300m of ascent, leading from Mayens de la Rèche to Chandolin.

This sporting event, combining performance and breathtaking views over the Rhône Valley, is an unforgettable experience for all mountain running enthusiasts.