Co Loa unique national relic is located in Dong Anh district, Hanoi. This place is not only a cultural heritage, a proof of the creativity, technical level as well as the culture of the ancient Vietnamese people, but also an ideal destination for tourists from all over the world.

Located on a beautiful countryside, outskirt of Hanoi, 17km away from Hanoi downtown, Co Loa Citadel is completely different to other historical relics. Co Loa is a vestige and prominent evidence that still exist until now. Co Loa Citadel is regarded as the most ancient citadel with largest size and highest scale, its design is also listed into the most unique citadel in Vietnam’s history of constructing ramparts during the old days.