A test of endurance and strength from Thun to the Schilthorn
Experience the Inferno Triathlon at close quarters. With a 5500-metre climb, this is one of the world’s toughest triathlons. A 3.1 km swim, 97 km of road biking, 30 km on a mountain bike and a 25 km mountain run await well-trained athletes. Whether you take part yourself or show your support from the side of the track, this unique experience in the heart of nature from Thun via Interlaken to the Schilthorn makes this one of the world’s most impressive competitions.