The Chongam-ri Earthen Castle is a fortification thought to date to the

Gojoseon Gojoseon () also called Joseon (), was the first kingdom on the Korean Peninsula. According to Korean mythology, the kingdom was established by the legendary founder named Dangun. Gojoseon possessed the most advanced culture in the Korean Pen ...

period. Located near

Pyongyang Pyongyang (, , ) is the capital and largest city of North Korea, where it is known as the "Capital of the Revolution". Pyongyang is located on the Taedong River about upstream from its mouth on the Yellow Sea. According to the 2008 populatio ...

North Korea North Korea, officially the Democratic People's Republic of Korea (DPRK), is a country in East Asia. It constitutes the northern half of the Korea, Korean Peninsula and shares borders with China and Russia to the north, at the Yalu River, Y ...

, it is similar to other earthen fortifications of the period. It was made of alternating layers of soil, rock and sand. It is one of the

National Treasures of North Korea A National Treasure (국보; 國寶 : ) is a tangible artifact, site, or building deemed by the Government of North Korea to have significant historical or artistic value to the country. History The first list of Korean cultural treasures was des ...

. The wall is crescent-shaped and about 3450 metres long. A jeweled,

gilded Gilding is a decorative technique for applying a very thin coating of gold over solid surfaces such as metal (most common), wood, porcelain, or stone. A gilded object is also described as "gilt". Where metal is gilded, the metal below was tradi ...

crown dissolved in

mercury Mercury commonly refers to: * Mercury (planet), the nearest planet to the Sun * Mercury (element), a metallic chemical element with the symbol Hg * Mercury (mythology), a Roman god Mercury or The Mercury may also refer to: Companies * Merc ...

, dating from the

Three Kingdoms The Three Kingdoms () from 220 to 280 AD was the tripartite division of China among the dynastic states of Cao Wei, Shu Han, and Eastern Wu. The Three Kingdoms period was preceded by the Han dynasty#Eastern Han, Eastern Han dynasty and wa ...

period, was found at the site.

References

National Treasures of North Korea Castles in North Korea Buildings and structures in Pyongyang Archaeological sites in North Korea {{NorthKorea-struct-stub