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Sunny south, crystal-clear water, and an impressive mountain panorama: Carinthia is a true paradise for outdoor enthusiasts! With the Iron Lake Challenge Carinthia, you combine this dream backdrop with your personal fitness challenge. Circumnavigate the ten most beautiful lakes in Carinthia on foot, collect unforgettable moments in nature, and reward your effort with the coveted collector’s medal.

magine walking around Carinthia’s ten largest lakes on foot. You get to know your home region better, enjoy a relaxing time in nature, and sample the delicious regional specialties. There is no time pressure, because the Iron Lake Challenge isn’t about records or finish times—it’s all about pure enjoyment.
Registration an Scope of Services
Registration for the Iron Lake Challenge Kärnten costs €24.
This entry fee includes our Iron Lake Challenge “Carinthia” Edition collector’s medal as well as the green marble from the Timeless Challenge.

However, you first have to circumnavigate the ten largest lakes in Carinthia for these! Only then will we send you your well-deserved medal and marble! After all, you want to earn them, not just get them handed to you.
With your registration fee, you support my passion project of reforestation of one million oft trees
How to register
- Please click on the image and you will be redirected to the registration page of our partner Digistore24.
- You will receive a registration confirmation with all the important information.
- Now you have to circumnavigate the ten largest lakes in Carinthia on foot. You have as much time as you need for the ten lakes. As proof, you can upload a screenshot of your tracking to our challenge tool.
- Once we’ve checked your submission, you will get your well-deserved medal and marble. Simple as that, right?
Your medal and your marble
Hier ist die englische Übersetzung des Textes: „Once you have circumnavigated the ten largest lakes in Carinthia on foot, we will send you the beautiful Iron Lake Challenge “Carinthia” Edition collector’s medal along with the green marble by post. This can be the very first piece in your upcoming Iron Lake Challenge collection!
![]() ILC Carinthia Medal | ![]() Marble of the ILC Carinthia |
The ten largest lakes in Carinthia
Die Iron Lake Challenge Kärnten zeigt Dir Kärnten von seiner schönsten (See-)Seite. Du wirst diese zehn Seen zu Fuß umrunden und unvergessliche Momente erleben:
| Lake | Length |
| Wörthersee | approx. 39 km |
| Millstätter See | approx. 28 km |
| Ossiacher See | approx. 27 km |
| Weissensee | approx. 33 km |
| Faaker See | approx. 10 km |
| Keutschacher See | approx. 7 km |
| Klopeiner See | approx. 5,5 km |
| Längsee | approx. 5 km |
| Pressegger See | approx. 6 km |
| Afritzer See | approx. 4,5 km |
Important Links
- Challenge tool for logging your circumnavigations
- Iron Lake Challenge Carinthia – Hall of Fame
- Life Lake Museum Overall ranking of the challenge
- Life Museum (Overall Ranking – Timeless Challenge)
- Trees4Breeze – Reforestation and Forest Conservation, Funded by the Timeless Challenge




