The Full Distance Triathlon Switzerland-Thun is no ordinary race. You’ll swim 3.8 km in the crystal-clear, cool waters of Lake Thun, bike 180 km through breathtaking Swiss countryside with 2,000 meters of challenging climbs, then run a fast, flat 42.2 km course along the lakeshore and city streets. To conquer this demanding Full Distance Triathlon, you need a training plan that builds every part of your fitness — endurance, power, and mental toughness. That’s exactly what this 36-week Full ...