article_snippet.sent: Archaeologists have discovered a previously unknown stretch of the Great Wall of China in the northwestern of China, thought to date back more than 2,000 years.
article_snippet.sent: Experts say a previously unknown stretch of the Great Wall of China in the northwestern of the country means the full range of Qin Dynasty Great Wall can be traced for the first time.
article_snippet.sent: Nine sections of Qin Dynasty Great Wall have been found over the last two months along the inner coast of the Yellow River in Gansu province and the Ningxia region, reported the People's Daily online.
article_snippet.sent: Still standing: New sections of Qin Dynasty Great Wall discovered by a team of experts in northwestern China .
article_snippet.sent: The new stretch, ranging between Jingyuan County and Nanchangtan village, was discovered by a team led by Zhou Xinghua, renowned Great Wall researcher and the former head of Ningxia Museum.
article_snippet.sent: Historical documents had suggested that the Emperor Qin ordered for Qin Dynasty Great Wall to start in Gansu province and run east into the Ningxia region and Inner Mongolia, but physical evidence in this particular area has never been found until now.
article_snippet.sent: While parts of the Great Wall date back to about 700 BC, the first complete Wall was built during the reign of China's first emperor, Qin Shihuang, from about 220 BC after China had been unified for the first time.
article_snippet.sent: The newly discovered section of Qin Dynasty Great Wall was constructed using stones and rammed earth, with some parts built on top of the mountain ranges and others running along valleys.
article_snippet.sent: Some of the ruins are only three feet high due to natural degradation, but originally Qin Dynasty Great Wall could have been as tall as 20 feet.
article_snippet.sent: Other sections: Archive photos of Qin Dynasty Great Wall which is thought to be built around 215 AD .
article_snippet.sent: A monument is placed near the ruins of the Qin Dynasty Great Wall, which was built by China's first emperor .
article_snippet.sent: There are no surviving records of the exact length of Qin Dynasty Great Wall, and much of Qin Dynasty Great Wall has eroded away leaving few sections behind.
article_snippet.sent: Qin Dynasty Great Wall is actually made up of many different structures built across northern China and southern Mongolia over a number of dynasties.
article_snippet.sent: The best known and most visible section today is the Ming Wall, constructed from 1368 to 1644.
article_snippet.sent: However, it was revealed in 2012 that Qin Dynasty Great Wall is actually 13,170 miles  long – more than double the previous estimate.
article_snippet.sent: Qin Dynasty Great Wall will act as a walkway that connects A Chinese university's two sites, covering a distance of 1.6 kilometres – more than 13,000 times shorter than the original.
article_snippet.sent: A Chinese university said the project, which is yet to be completed, is 'not a cheap replica' and Qin Dynasty Great Wall looks to copy the original as closely as possible.
highlights_snippet.sent: Discovery means Qin Dynasty Great Wall can finally be fully traced .
  