The Yellow River Bridge Editorial Image

Lanzhou, China - December 23, 2013: A loacal man walking on the Zhongshan-bridge Lánzhōu (Chinese: 兰州; Postal map spelling: Lanchow) is the capital and largest city of Gansu Province in Northwest China. A prefecture-level city, it is a key regional transportation hub, allowing areas further west to maintain railroad connections to the eastern half of the country. Lanzhou is home to 3,616,163 inhabitants at the 2010 census and 2,177,130 in the built-up area (urban) of 1,088 square kilometres (420 sq mi). The Yellow River Bridge(黄河铁桥) has connected the transport hub of Lanzhou to the mainland and northwest since the Ming Dynasty when people began to envisage such a crossing to conquer the Yellow River