Inferno Triathlon
This event is over – it has already taken place. This page remains available for reference.
When14–16 August 2026
WhereStart Thun / Finish Schilthorn (2970 m), 3600 Thun
TypeSports event
An extreme triathlon with 5,500 m of elevation gain: 3.1 km swimming, 97 km road cycling, 30 km mountain biking and 25 km of mountain trail up to an altitude of 2,970 m.