Located just inside the Citadel ramparts, near the gates to either side of the Flag Tower, are the Nine Holy Cannons (1804). These four cannons near Ngan Gate represent the four seasons.
Hue
Located just inside the Citadel ramparts, near the gates to either side of the Flag Tower, are the Nine Holy Cannons (1804). These four cannons near Ngan Gate represent the four seasons.