The Half Distance Triathlon 70.3 in Tours Métropole - Loire Valley, France features a scenic course through the heart of the Loire Valley: Swim: A 1.9 km (1.2-mile) one-loop swim in the River Cher, with water temperatures averaging 66°F (19°C). Spectators line the riverbanks, adding to the atmosphere. Bike: A flat, one-loop 90 km (56-mile) ride along the River Cher, passing historic landmarks, including the Château d'Ussé, known for inspiring the fairytale Sleeping Beauty. Run: A two-lap, ...