The 12th edition KLM Curaçao Marathon is on the 29th & 30th of November, 2025. Whether you’re running the Full Marathon, Half Marathon, 10km, or 5km, the scenic course will guide you along Curaçao’s waterfront, across the “swinging old lady” over the iconic Queen Emma pontoon bridge, and across the Juliana bridge, one of the tallest bridges in the world at 185 feet above sea level!