If you're preparing for the Full Distance Triathlon in Switzerland-Thun, your journey starts here. This six-month, beginner-friendly training plan is designed specifically for athletes targeting Thun’s scenic yet demanding course—where glacial waters, alpine climbs, and a lakeside run demand focus, endurance, and strategy. 🏔 How This Plan Prepares You for Thun SWIM – 3.8 KM (2.4 MILES) Lake Thun offers clear, cool waters with an Australian exit midway. You’ll train with structured swim ...