More than 1000 years ago: the world's largest cities - Changan

th 582 AD, China's Sui Dynasty in the original basis of the construction of Daxing City, changed its name to the Tang Dynasty, Chang'an City, the capital of the Sui and Tang dynasties, the history of China the size of the most magnificent capital, was also the world at that time largest city.

Photo upper "???",That is the"Daming Palace" that is the largest palace, Daming Palace 1.5 km wide east-west, 2.5 kilometers long from north to south, covering an area of about 3.2 square kilometers.
   
To realize the reunification of the world, the aspirations of the long-term stability, reflect the thinking of the most distinguished emperors, to accommodate more of the population to enrich the capital of the grand plan to build an unprecedented city very large area of 83.1 square km and is 2.4 Han Chang'an City times, 1.4 times the Ming and Qing Dynasties in Beijing. Than the same period of the Byzantine capital of the Kingdom of Great 7-fold higher than the year 800 years built 6.2 times the City of Baghdad, was the world's most populous cities. After the Tang Dynasty, Chang'an City of the Tang Dynasty had a multi-repair and renovate the meeting so that further rationalization of urban layout. North Longshou original establishment of the Daming Palace, so that possession of the Tang dynasty rulers more resounding and strategic location. Long on the first original side, overlooking the whole city, more generation unified empire of the bearing and demeanor of the world. Guo Changan City from outside the City, Miyagi and the Imperial City is composed of three parts, all business thriving city, the largest population of one million hours. Xi'an today is equivalent to the old city area of 7-fold, from the 7th century AD 9th century to 300 years, the densely populated city of Chang'an, department stores are abundant, is the world's trade and cultural center, the largest cosmopolitan city. Xi'an is still a number of Tang Chang'an historical sites and cultural relics of the.
    Tang Chang'an City of the area of 83.1 square kilometers, according to the central axis symmetrical layout, Guo from outside the city, composed of Miyagi and Imperial. Criss-cross the city streets, carved out of 110 in Square, Village Square, the equivalent of the current residents on the estate. In addition, East Market????, West Markte(???and other large commercial trade zones and artificial garden Hibiscus Park. The overall urban planning and tidy, thorough, and the layout, can be called a model of the ancient Chinese capital. Chang'an City was a rectangular plane, 9721 meters from east to west, north and south 8652 meters wide, 36.7-km perimeter. Wall about 12 meters wide, 5 meters high and more, all built with rammed earth version, the wall above the Shing Mun Department has also built brick wall. At present, its outer walls and moats have been basically destroyed.
    Tang Chang'an City was also affected neighboring countries and regions of the capital building. Beijing Longquan Sea States government is planning to emulate the Changan. Japan Pyongsong of Beijing, Ping Jing, Teng former Beijing, Beijing, and Namba Nagaoka not only the shape and layout of Beijing Changan imitate, and even some of the palace, Shing Mun, the street name is also used in the corresponding name of the city of Changan.
    Today, Xi'an is the restoration of part of the ancient architecture Tang Chang'an:For example Furong Garden, the western market of Grand Tang, Daming Palace and so on, become places of leisure travel.