IRONMAN 70.3 Bolton, situated in the heart of England. This triathlon guarantees an unforgettable journey with its challenging course and breathtaking scenery. Swim: Immerse yourself in the action with a 1.2-mile (1.9km) swim set against the picturesque backdrop of Pennington Flash Nature Reserve. The sheltered waters offer a familiar yet invigorating start to your adventure. Ensure a timely arrival at the starting line by taking advantage of the complimentary shuttle buses departing from ...