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Germany is large, diverse, and beautiful. The sea in the north and the Alps in the south frame distinct regions, each with its own unique charm. Each of the 16 federal states has its own history, beautiful cities, and an abundance of water in the form of lakes, rivers, and streams.
Walk around Germany’s ten largest lakes on foot and earn your coveted Iron Lake Challenge ‘Germany’ Edition collector’s medal.

Imagine how deeply you’ll get to know Germany by walking around its ten largest lakes. Take your time and use your journey around the following lakes as an opportunity to explore local sights, sample regional specialties, and meet new people.
he lakes will challenge you and bring you wonderful moments in life. After all, you will cover over 500 kilometers.
Registration an Scope of Services
Registration for the Iron Lake Challenge Germany costs
This entry fee includes our Iron Lake Challenge “Germany” Edition collector’s medal as well as the green marble of the Timeless Challenge .

However, to get this, you first have to circumnavigate the ten largest lakes in Germany! Only then will we send you your well-deserved medal and marble! After all, you want to earn them, not receive them as a gift.
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 need to circumnavigate the ten largest lakes in Germany on foot. You can take as much time as you need for the ten lakes. As proof, you can upload/submit a screenshot of your tracking into 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
Once you have circumnavigated Germany’s ten largest lakes on foot, we will send you the beautiful Iron Lake Challenge “Germany” Edition collector’s medal as well as the green marble by mail. This can be the very first in your upcoming Iron Lake Challenge collection.
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Germany’s ten largest lakes
The Iron Lake Challenge Germany will show you Germany from its most beautiful (lake)side. You will circumnavigate these ten lakes on foot and experience unforgettable moments:
| Lake | Length |
| Müritz | approx. 84 km |
| Chiemsee | approx. 53 km |
| Schweriner See | approx. 61 km |
| Starnberger See | approx. 53 km |
| Ammersee | approx. 48 km |
| Plauer See | approx. 48 km |
| Kummerower See | approx. 45 km |
| Steinhuder Meer | approx. 32 km |
| Großer Plöner See | approx. 47 km |
| Schaalsee | approx. 46 km |
Important Links
- Germany Challenge Tool – Log your circumnavigations
- Detailed explanation of our tool (.pdf)
- Honor Roll – Iron Lake Challenge Germany
- Life Lake Museum Overall ranking of the challenge
- Life Museum (Overall Ranking – Timeless Challenge)
- Trees4Breeze – Reforestation and Forest Conservation, Funded by the Timeless Challenge




