comparable to an Ironman – the Inferno Triathlon is a tough challange. The athletes start in Thun, swim-roadbike-mountain bike and eventually pass the Eiger Guesthouse on the running course up the Schilthorn. Watch out for them – the first once will pass after 1.30pm until 6pm.
Also: Fun-Triathlon, Trailrun, Halfmarathon – www.inferno.ch