An accessible and rejuvenating loop set in the heart of a preserved natural environment, leading to the Biel Spring.

The Biel Spring is an exceptional geological site, marked by the presence of a karst network typical of the Bauges Regional Natural Park, giving the walk a dimension that is both fascinating and truly unique.

The Biel Spring loop is an ideal nature escape for those who enjoy gentle and authentic walks. Starting from the town centre of Faverges-Seythenex, the trail winds through a cool, shaded forest, interspersed with open sections offering lovely views of the surrounding landscapes. As you progress along the route, the atmosphere becomes increasingly peaceful and intimate, until you reach the river—discreet and refreshing, a true hidden gem.

What makes this walk particularly remarkable is its geological significance. The site stands out for its karst network, typical of the Bauges Regional Natural Park. Shaped over thousands of years by the erosion of limestone, this phenomenon creates underground water flows, resurgences, and unique natural formations. The Biel Spring is a clear example, offering a subtle yet fascinating glimpse into these invisible processes.

Accessible and not technically demanding, this loop is just as suitable for a family outing as it is for a contemplative escape. People come here to walk, of course, but also to understand, observe, and feel: the rustling of leaves, the birdsong, and beneath our feet, an entire underground world silently shaping the landscape.