Ironman Barcelona, this legendary race offers a challenging course that will test your endurance, strength, and determination, all while enjoying stunning views of the Mediterranean Sea. The race starts with a 3.8km swim in the crystal clear waters of the Mediterranean, where athletes will navigate through a rectangular course that starts and ends at the beach in Calella. The swim is generally calm with water temperatures ranging from 18 to 22 degrees Celsius. Swimmers will be able to enjoy ...