River— France

Open Swim Harmonie Mutuelle Lyon

Sep 5, 2026
Last edition date
Distances from 1.1km to 7km

About the race

The current pushes against your stroke as you pass the sleek steel frame of the Pont Raymond-Barre, a structure built solely for the quiet rhythm of trams and pedestrians. Above the water line, the city reveals its steep topography; from your low vantage point, the Fourvière hill looms, its basilica standing as a sentinel over the confluence. This is the heart of the Open Swim Stars Lyon, an event that brings competitive distance swimming back to the rivers that define the city's geography. While the Triangle des Eaux Bleues offers an early spring test in the nearby Miribel waters, this September race invites participants to navigate the actual urban arteries of Lyon.

Lyon
Lyon · Photo: Jean Housen · CC BY-SA 4.0

Historical currents and design

Swimming here connects you to the Traversée de Lyon à la nage, a tradition that dates back to 1907. You are tracing a path through the same rivers that saw the Battle of the Arar in 58 BC, where Roman forces confronted the Helvetii during their migration. The water here is a dynamic mix of the Rhône and the Saône, which meet at the southern tip of the Presqu'île. The deconstructivist angles of the Musée des Confluences act as a modern compass point for athletes pushing through the 1100m, 3000m, 5000m, or 7000m distances. Though you won't encounter the artificial environment of the local Aquarium de Lyon, it is worth noting that the glass holding back the pressure in their shark tank is 23 centimeters thick, a stark contrast to the fluid, uncontained flow of the river you are currently traversing.

Musée des Confluences
Musée des Confluences · Photo: Fred Romero from Paris, France · CC BY 2.0

Sources: Lyon · Musée des Confluences · Pont Raymond-Barre · Bataille de l'Arar · Traversée de Lyon à la nage · Aquarium du Grand Lyon

Course

How to get there

✈️ Search flights to LYS

Open Swim Harmonie Mutuelle Lyon

Where to stay

Lyon offers a dense selection of lodging, from historic apartments in the Vieux Lyon district to modern boutique hotels near the Confluence port area. You can find independent guesthouses starting around 90€ per night, while high-end hotels overlooking the river banks range from 180€ to 350€ per night depending on the season and proximity to the race village.

Things to do nearby

The race weekend provides a window into Lyon’s culinary and historical heritage. Beyond the water, you can explore the traboules—hidden passageways in the old town—or visit the Gallo-Roman theaters on the hillside. Kayaking on the Saône remains the most popular way to see the city from the water, while local markets in the Croix-Rousse district offer a chance to sample regional cheeses and charcuterie before your race.

Swimmers

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