Au coeur de la vie de Hanoi. 🇻🇳🛵 In King Le Hien Tong’s reign 18th century, a Medieval wall with gates surrounding Hanoi citadel. These gates were the only entrances to the city. Quan Chuong gate survives as a proper “square gate” and retains its original architecture. Under strict surveillance, the gates were open during the day and closed at night.