IRONMAN PORTUGAL - CASCAIS triathlon, offering a captivating and picturesque experience in one of Portugal's most stunning coastal destinations. Immerse yourself in the thrill of competition against the backdrop of Cascais Bay's protected waters. Our event features a 3.8km swim with an average water temperature of 62°F / 17°C. The rolling swim start adds a dynamic edge to the competition, taking athletes on a single loop course from Praia da Ribeira to the historic Fortress at the Clube Naval. ...