Explore A1 Hill, a significant historical site in Dien Bien Phu. This hill was a key strategic point during the Battle of Dien Bien Phu and played a crucial role in the outcome of the war. Visit the preserved bunkers and trenches that were used by the soldiers during the battle. Learn about the tactics employed and the challenges faced by both sides. A1 Hill offers a unique opportunity to delve into the history of the war and gain a deeper understanding of the sacrifices made.