There are eight royal tombs in Hue , being the final resting places of the Nguyen Kings. Construction of the tombs was very meticulous and started while the king was still alive. Most of the tombs face the southwest, direction of the Imperial city. Each tomb is consists of two complexes. The first is reserved for funeral services and the second one is exclusively for the tombs. Generally, each tomb is enclosed in a surrounding rampart called "la thanh". However, each tomb internal arrangement is different from one another; particular arrangements reflected each king's points of view, personality and tastes.

Hue Citadel is situated on the Northern bank of the Perfume River . With an area of 500 ha and a system of three circles of ramparts, namely from outside to inside: Kinh Thanh Hue (Hue Capital Citadel), Hoang Thanh (Royal Citadel) and Tu Cam Thanh (Forbidden Citadel). Hue has chosen to be the capital city of the Southern Kingdom by all Lords Nguyen and officially became the capital under Tay Son Dynasty. For approximately 400 years, Hue has become a great landscape and architectural site. Hue royal complex has been officially recognized by the UNESCO as a World Heritage Site. Ngu Binh Mountain in the south is used as a front screening elevation. Two sand dunes of The Con Hen and Con Da Vien on the Perfume River are chosen as geomancy condition "dragon on the left, tiger on the right" to protect the capital city.