This 36-week Half Distance Triathlon training plan is expertly crafted to prepare you for the exact demands of the Buenos Aires course — from the calm, two-loop swim in Lago Regatas, to the flat, fast three-loop bike along the Buenos Aires Highway, and the gently rolling run through the vibrant streets of Palermo. ✅ Course-Specific Swim Prep: Train in open water-like sessions to build comfort and efficiency for the 1.9 km swim in mild, wetsuit-legal waters averaging 64°F (18°C). Our structured ...