TriathlonBelgium
Openlakes Belgium Triathlon
Sat, 19 September 2026
Eau d'Heure Lakes, Froidchapelle, Belgium
51.5 km
Registration closes: 16 Sept 2025
Max 3,000 participants
Main triathlon event at the Eau d'Heure lakes featuring Olympic distance competition. One of Belgium's largest triathlon events with over 3,000 athletes competing annually in swimming, cycling and running disciplines.
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