Ironman Calella-Barcelona, a premier triathlon event that promises athletes an unforgettable experience against the stunning backdrop of the Mediterranean Sea. This challenging race, set in the beautiful coastal town of Calella, Spain, encompasses a swim, bike, and run course that will test the limits of participants from around the world. Swim: The adventure kicks off with a 3.8 km (2.4 mile) lap in the warm waters of the Mediterranean Sea, with an average water temperature of 72°F (22°C). ...