With its 660K, the Swiss Peaks Trail enters the race for the hardest race in the world

Running from Bouveret to Oberwald, and back? This is the challenge that 160 ultra-trail runners will take up on 660 kilometers of alpine trails in about ten days starting on Monday. In the industry, however, other events compete in extreme difficulty. Promised, we would not take them there. In 2018, when the organizers of the Swiss Peaks Trail launched a 360 kilometer event on the peaks of Valais, they vowed not to do any longer. To not give in …