Lake Constance

This post is also available in: Deutsch (German)

Lake Constance is the largest lake in Germany and Austria. Switzerland has even larger lakes, but even by Swiss standards, Lake Constance is one of the very largest.

Walk the approximately 260 km around Lake Constance and earn the coveted Iron Lake Challenge Micro collector’s medal in the “Lake Constance” edition.

Iron Lake Challenge - Hiking Around the Most Beautiful Lakes_Micro-Challenge_Sports Challenge_Challenge_Nature_Bodies of Water_Lake_Hiking_Lake Constance

Whether you enjoy a leisurely hike or run, you will experience unforgettable moments while circling this lake.

Registration an Scope of Services

Registration for the Iron Lake Challenge Micro “Lake Constance” costs 24 EUR.

This entry fee includes our Iron Lake Challenge “Lake Constance” Micro-Edition collector’s medal as well as the green marble (20 mm) from the Timeless Challenge.

Of course, you have to circumnavigate this lake first! 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


Your medal and your marble

If you’ve walked around Lake Constance, we’ll mail you the beautiful Iron Lake Challenge “Lake Constance” Micro-Edition collector’s medal and the green marble. This could be the first item in your upcoming Iron Lake Challenge collection.

Important Links

More Challenge Recommendations


Enjoy more than a hundred amazing challenge ideas with the Timeless Challenge.

Enable a tree to grow old in peace with our Trees4Breeze tree sponsorship.

Circumnavigate beautiful lakes worldwide and earn your ILC WORLD collector’s medals!
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