UltraSwim 33.3 Greece - The Mamma Mia Edition

Race facts

• It takes place on a Friday, September 18, 2026 — autumn in this part of the world.
• The closest comparable swimming event is Italian Open Water Tour Peschiera del Garda 2026 in Peschiera del Garda, 1,276 km away, on September 19, 2026.
• 12 of the 12 most similar events take place in the same month.