Hanoi, May 9 -- IRONMAN 70.3 Vietnam 2025, the largest multi-sports festival in Southeast Asia, opened in the central coastal city of Da Nang on May 9, drawing over 3,500 athletes from more than 70 countries and territories. Themed "A Decade of Triumph - Where Every Finish Line is a New Beginning", the tournament celebrates the 10th year of IRONMAN in Vietnam, affirming the country's position as a premier endurance sports destination. Speaking at the opening ceremony, Nguyen Thi Anh Thi, Vice Chairwoman of the Da Nang People's Committee, said that this year, the city proudly celebrates the 50th anniversary of its Liberation Day, marking a remarkable transformation from a small urban centre into a leading economic, cultural, and sports hub...