Run Mate by Core Lean Lac Léman

Get ready for an unforgettable relay adventure around one of Europe's most iconic lakes with Run Mate by Core Lean on September 19-20, 2026. This unique event challenges teams of 2 to 9 runners to conquer an epic 215km relay route around the stunning Lac Léman, starting and finishing in Montreux. Over two days and one night, your team will navigate 24 varied stages, passing through picturesque Swiss and French lakeside towns in a festive, supportive atmosphere. It’s an extraordinary challenge accessible to both beginners and experienced runners, requiring just one support vehicle per team. More than a race, it's a shared journey that forges lasting bonds and creates stories you'll talk about for years. The 8th edition promises to build on its incredible legacy of camaraderie, stunning scenery, and personal achievement. Don't miss your chance to join this vibrant community for a weekend of sport, laughter, and spectacular Alpine views. Recharge your spirit and test your limits in an event where every kilometer run together becomes a cherished memory.