IRONMAN 70.3 Mamaia Constanta, Romania

IRONMAN 70.3 Mamaia Constanta invites endurance athletes to experience the beauty of Romania's Black Sea coast on September 26, 2027. The race begins with a refreshing swim through the crystal-clear waters off the beachfront promenade in Mamaia. Cyclists then take to an exhilarating bike course that winds along scenic coastal roads, offering stunning views of the sea and rolling hills. After completing the challenging bike leg, runners transition into a picturesque half marathon run that showcases the vibrant energy of Constanta's historic city center and its charming seaside boardwalks. Participants will enjoy the unique blend of natural beauty, cultural heritage, and athletic challenge that makes this event unforgettable.