Lake Thun, Thun
The Ironman Switzerland Thun is a Triathlon race in Thun, consisting of a Ironman.
Pristine waters and majestic mountains
The majestic Alps - reflected in the pristine waters of Lake Thun - welcomes athletes to Thun, the new home of IRONMAN Switzerland. This race took place in Zurich for 23 years before moving to its new home, a celebration of the Swiss mountain culture and landscape. Spot the three famous peaks Eiger, MA¶nch & Jungfrau right from the event site and marvel at the beauty of this otherworldly landscape.
Swim
The one-loop 3.8 km (2.4 mile) swim starts at the renovated lido where athletes enter the pristine water of Lake Thun in the heart of the Alps. From there you'll swim towards the marina
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