Say hello to Ironman Portugal - Cascais! This incredible triathlon takes place in the stunning coastal town of Cascais, Portugal. Get ready for an unforgettable race that will push your limits and take you on a journey through some of Portugal's most beautiful scenery. The swim portion of the race takes place in the crystal clear waters of the Atlantic Ocean. Athletes will dive in and swim a total of 2.4 miles (3.8 kilometers) in a rectangular course. The swim is a single loop and is known for ...