Great Wall of China, Building Facts

The Great Wall of China is the longest man-made structure in the world. Traversing northern part of the country, what was a huge military line of defense in the past has now become a unique world heritage site and a symbol of China.

  • With a total length of 13,170.70 miles, equal to half the length of the Equator, the Great Wall of China is the longest feat of human engineering. The average height of the walls is 20 to 23 feet, the average width is 21.3 feet, and the highest peaks are 46 feet. The Great Wall is over 2,600 years old.
  • Approximately 3,873,000,000 individual bricks used to build the Great Wall of China. If all the bricks are place end to end, the bricks would loop 36 times around the equator.
  • More than 1,000,000 laborers were recruited for the construction of this huge project. The labor force to build the Great Wall includes workers, soldiers, forcibly recruited peasants, slaves, convicts and war prisoners.
  • The construction materials of the Great Wall of China were mainly earth, wood, stones, sand, and bricks, used depending on construction era and construction site with different climate and local materials. Due to the large quantity of materials required to construct the wall, the builders usually obtained materials from local sources.
  • The construction of the Great Wall was mainly done by hand. The large stones, earth, wood and bricks were carried on human’s back or lifted by the bar. Simple machines were also used, such as varied handcarts, crowbars and wheels. Horses and Donkeys were also used to transport the materials.
  • The Great Wall of China was built in several stages, not in one continuous effort. Beginning is the 6-7th century BC and ending in the 16th century AD.
  • It spans across 15 regions in north China: Heilongjiang, Jilin, Liaoning, Inner Mongolia, Beijing, Tianjin, Hebei, Shandong, Henan, Shanxi, Shaanxi, Gansu, Ningxia, Qinghai, and Xinjiang.
  • Over 10 million people visit the Great Wall of China every year.
  • 1/3 of the walls have disappeared.
  • As a must-see in China, it attracts 50 million visitors every year, and had been visited by more than 460 state heads and VIPs from around the world.

Author: Admin

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