Chongqing
Chongqing is the largest of the People's Republic of China's four provincial-level municipalities, and the only one in the less densely populated western half of China. The Chongqing municipality holds over 32 million people, mostly in the suburbs and surrounding farmlands.
The urban area of Chongqing proper has 5 main districts. Nan'an is the southern bank district, Yuzhong, the center of Chongqing, also houses government offices. Jiangbei lies north of the river. And still there's Jiulongpo and Dadukou. The municipality is further divided in to 40 county-level subdivisions, 15 districts, 4 county-level cities, and 21 counties.
Located on the edge of the Yungui Plateau, Chongqing is intersected by the Jialing River and the upper reaches of the Yangtze. It contains Daba Shan in the north, Wu Shan in the east, Wuling Shan in the southeast, and Dalou Mountain to the south. The city is very hilly and is the only major metropolitan area in China without significant numbers of bicycles.
Chongqing is also known as the "Gateway to the West." Located at the head of the reservoir behind the Three Gorges Dam, Chongqing is the starting-point of the development of the western provinces. In Chongqing itself, massive public works have begun, including rail lines connecting the numerous districts of the city.