The Great Wall of China is an ancient series of wall, more than 13,000 miles located in north China. The Great Wall of China was not a single wall but a series of walls built by many dynasties. The Great Wall of China is an recognizable symbol of China and it has a long history. It is also considered as one of the world wonders. It was built by 6 dynasty over 2,300 years old. In 220 B.C. During the Qin dynasty(221-207 B.C.), Walls were built in all the states of China to protect their states from northern invaders(Mongols). The Qin Shi Huang, the first emperor of Qin dynasty ordered to unite all the walls into one. It took 9 years and got expanded and repaired by many other emperor.
The Great Wall of China which exist today is mainly constructed by Ming dynasty(1368-1644). Ming dynasty is known for their achievements in paintings and ceramics. The Ming dynasty extended and strengthen the wall to protect China from northern invaders. They also built many temples, bridges and pagodas. The Ming wall extended from Yalu river in Liaoning province to eastern bank of Taolai river in Gansu province.
It is believed that the first part of Great Wall of China were built during the spring and autumn period. The eastern and central region of today’s China consist of many small states . The Great Wall of China’s wall was mostly constructed by bricks. It is constructed between mountains. It is not constructed by any engineer’s idea, but it is world longest man made structure. Soliders ,convicts and common workers are involved in construction work. Wall construction was the common punishments for Chinese convicts. During Qin dynasty, 3,00,000 soliders and 5,00,000 common people were involved in the construction work. During the construction work nearly 4,00,000 workers were died and most of them were buried inside the wall itself, because according to the emperor digging a hole for died people is waste of time and energy. Even archaeologist have found human remains and as a results it is describes as world longest cemetery. Those widows were married to soliders. The emperor ordered all the men in the country to participate in the construction work, because of that there is a lack of men to do agriculture.
The Great Wall of China includes watch towers and forts which could house soliders, grain and weapons. Nearly 4 horse can ride at a time. There are nine province around the Great Wall of China. Building the wall nearly took 1,800 years. The length of Great Wall of china was 21,196.18 km which is 13,171 miles. It is a square structure with four floors and it height is more than 30m. Its base is 82m long in the north, 76m in the south, 64m in the east and west, covering an area of 5,056 square meters.
Some people had walked the entrie Great Wall of China including William Geil from US, Dong Yaohui and Liu Yutian from China and William Lindsay from UK. But tourist walk only few sections of the Great Wall. Approximately it takes 4,210 hours or 175 days of non-stop walking to walk the entire Great Wall of China. Nearly 20 million people visit the Great Wall over the years.
The Great Wall of China is one of the world most notorious structure. It is not visible from space but it is considered as an absolute masterpiece on earth. In December 1987, UNESCO designated the Great Wall of China as a World Heritage Site. The Great Wall of China is recognized as one of the impressive architectural feats in human history.