Changdeokgung Palace is a palace complex located in Jongno-gu, Seoul, South Korea. It was built during the Joseon Dynasty in 1405 and served as the main royal palace until the early 1900s. The palace was declared a UNESCO World Heritage Site in 1997.

Changdeokgung Palace has a unique layout that blends with the natural topography of the area, which includes beautiful gardens, ponds, and pavilions. The palace complex consists of several buildings such as Injeongjeon Hall, Seonjeongjeon Hall, Daejojeon Hall, and Nakseonjae. These buildings were used for various purposes such as official receptions, state affairs, and royal residences.

One of the most remarkable features of Changdeokgung Palace is its Secret Garden, or Huwon, which is located at the rear of the palace. The garden is a beautiful example of Korean traditional garden design, which incorporates natural features such as trees, rocks, and ponds. It also contains a number of pavilions, terraces, and other structures.

Changdeokgung Palace has undergone several renovations and restorations over the years, most recently in the 1990s. Today, it remains one of the most popular tourist destinations in Seoul and a testament to the rich cultural heritage of South Korea.