Crush the Half Distance Triathlon in Haines City, Florida – Your Ultimate Training Plan! The Haines City Half Distance Triathlon is a thrilling test of endurance, featuring a 1.2-mile swim in Lake Eva, a 56-mile bike ride through scenic Polk County, and a 13.1-mile run through Lake Eva Park. To ensure you're race-ready, a structured training plan is essential. That’s where our Six-Month Half Distance Intermediate Plan comes in—designed to build endurance, sharpen technique, and maximize ...