Cửa Hiển Nhơn is one of four main gates located in the East of the Hue Imperial Citadel to enter and leave the Citadel. Hien Nhon Gate was built in 1805 under the reign of King Gia Long.

Gia Hội Ancient Town, located in Hue City, Thua Thien Hue Province, Vietnam, is a historically rich area that has often been overshadowed by the more famous Bao Vinh ancient town. Established during the Nguyen Dynasty, Gia Hội developed rapidly and became a bustling commercial hub.

Co Ha Garden (Vườn Cơ Hạ) is a beautiful garden located in Doan Thi Diem, Phu Ha­u, Thua Thien Hue, Vietnam. It is a popular destination for both locals and tourists looking to enjoy nature and relax in a serene environment.

Hue Museum of Royal Antiquities (Bảo Tàng Mỹ Thuật Cung Đình Huế) is located in Phu Ha­u, Thua Thien Hue, Vietnam. It is a museum dedicated to preserving and showcasing the rich art and cultural heritage of the former Imperial City of Hue. The museum is housed within the Long An Palace, which was once a residence of royal family members during the Nguyen Dynasty.

Tinh Tam Lake (Hồ Tịnh Tâm) is a serene and picturesque lake located in Hue, Vietnam. It a man-made island established inside the Hue ancient capital complex under the reign of king Gia Long. The lake has a rectangular shape with 1,420m in circumference surrounded by brick walls.

Phu Văn Lâu is a historic building located in the city of Hue in Thua Thien Hue province, Vietnam. It was built during the Nguyen Dynasty, which ruled Vietnam from 1802 to 1945. The building was constructed in 1817 and served as a pavilion where the emperor would deliver speeches and proclamations to his subjects.

Hue Historic Citadel (Kinh thành Huế), located in Hue City, Vietnam, was the capital of the Nguyen Dynasty from 1802 to 1945. The Imperial City was built in the early 19th century during the reign of Emperor Gia Long and was designed to reflect the unique cultural and architectural traditions of Vietnam.

Nine Holy Cannons (Cửu vị Thần công) is the name of the nine cannons of the Nguyen Dynasty that were cast by Hue artisans in the second Gia Long year - 1803. These nine cannons are considered the largest in Vietnam, and are among the most valuable bronze works of art.

Thái Tổ miếu is a historical site dedicated to the worship of the first kings of the Nguyen dynasty. The construction of Thai To Mieu began in 1806 during the reign of Emperor Gia Long and was completed in 1833 during the reign of Emperor Minh Mang. The temple complex covers an area of over 7,000 square meters and features a range of traditional Vietnamese architectural styles.

Cửa Đông Bắc (Cửa Trài) is located in the northeast corner of Hue Citadel, on the west bank of the Dong Ba River. The arch was built in 1809 under the reign of King Gia Long, and the upper floor was built in 1824 under the reign of King Minh Mang.