The Democratic People's Republic of Korea, usually known as North Korea, is a state that occupies the northern half of the Korean peninsula. North Korea is a new state, founded in 1948 as a result of the postcolonial settlement handed down by the United States and the Soviet Union (USSR).
Curtain wall may refer to: 1  Curtain wall (architecture), the outer skin of a modern building. 2  Curtain wall (fortification), the outer wall of a castle or defensive wall between two bastions. 3  Curtain wall (construction), dust barriers for construction.
The Great Wall of China is one of the biggest structures ever made by humans. The ancient Chinese built the wall to protect against invading armies. Today it is a tourist attraction and a symbol of China. One of the largest engineering and building projects ever carried out is the Great Wall of China. Great Wall of China, Chinese (Pinyin) Wanli Changcheng or (Wade-Giles romanization) Wan-li Châang-châeng (â10,000-Li Long Wallâ), extensive bulwark erected in ancient China, one of the largest building-construction projects ever undertaken.