Lake of Constance, Switzerland 13th September 2025
Source: https://bodensee-radmarathon.ch/en/ and https://www.instagram.com/bodenseeradmarathon/
The 52st Gran Fondo Lake of Constance 13th September 2025
Experience an unforgettable day cycling around Lake Constance with thousands of enthusiastic cyclists! For now more than 50 years the Bodensee-Radmarathon (Gran Fondo Lake of Constance) has been organised by the Cycling Club RV Altenrhein (CH) – by cyclists, for cyclists! It offers experienced, intermediate and beginner cyclists the chance to participate in a fun and picturesque ride around the beautiful Lake Constance. We offer 5 starting locations and 3 different routes in and through Germany, Austria and Switzerland, with excellent fully catered rider support including sign-posted routes, breakfast and 6 food stops.
The 52st Gran Fondo takes place in the heart of Europe on 13.09.2025!
6 scenic routes around Lake Constance
We offer three different and exciting routes around Lake Constance, with the cooperation of the Swiss, German and Austrian authorities. The routes will be updated approximately one week before the event due to last-minute changes. The jalonised route applies in all cases!
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