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The Great Wall of China ( traditional Chinese: 萬里長城; simplified Chinese: 万里长城; pinyin: Wànlǐ Chángchéng, literally "ten thousand li long wall") is a series of fortifications that were built across the historical northern borders of ancient Chinese states and Imperial China as protection against various nomadic groups from ...
Course of the Wall throughout history. The history of the Great Wall of China began when fortifications built by various states during the Spring and Autumn (771–476 BC) [1] and Warring States periods (475–221 BC) were connected by the first emperor of China, Qin Shi Huang, to protect his newly founded Qin dynasty (221–206 BC) against incursions by nomads from Inner Asia.
The fort is trapezoid-shaped with a perimeter of 733 metres (2,405 ft) and an area of more than 33,500 square metres (361,000 sq ft). The length of the wall is 733 metres (2,405 ft) and the height is 11 metres (36 ft). There are two gates: one on the east side of the pass and the other on the west side. On each gate there is a building.
Bede, a monk and historian who died in 735, wrote that the wall stood 12 feet (3.7 metres) high, with evidence suggesting it could have been a few feet higher at its formation. [2] Along the length of the wall there was a watch-tower turret every third of a mile, also providing shelter and living accommodation for Roman troops. [16]
The Ming Great Wall ( Chinese: 明長城; pinyin: Ming changcheng ), built by the Ming dynasty (1368–1644), forms the most visible parts of the Great Wall of China today. A comprehensive archaeological survey, using advanced technologies, has concluded that the Ming walls measure 8,850 km (5,500 mi) from Jiayu Pass in the west to the sea in ...
The People's Republic of China has an area of about 9,600,000 km 2 (3,700,000 sq mi). The exact land area is sometimes challenged by border disputes, most notably about Taiwan, Aksai Chin, the Trans-Karakoram Tract, and South Tibet. The area of the People's Republic of China is 9,596,960 km 2 (3,705,410 sq mi) according to the CIA's The World ...
In Europe the height of wall construction was reached under the Roman Empire, whose walls often reached 10 metres (33 ft) in height, the same as many Chinese city walls, but were only 1.5 to 2.5 metres (4 ft 11 in to 8 ft 2 in) thick. Rome's Servian Walls reached 3.6 and 4 metres (12 and 13 ft) in thickness and 6 to 10 metres (20 to 33 ft) in ...
The Shanhai Pass is where the Great Wall of China meets the ocean (at the Bohai Sea ). The Shanhai Pass is built as a square, with a perimeter of around four kilometres (2.5 mi). The walls reach a height of 14 metres (46 feet), and are seven metres (23 feet) thick.