Spectacular Scenic Sights of Beijing : Beijing, capital of the People???s Republic of China , is a city of history and culture. In its time is has been known by the names Ji, Zhuo, Youzhou, Nanjing, Yanjing, Zhongdu, Dadu, and Beiping. The old city of Beijing was a quadrate enclosed by tall, solid walls in which sixteen arched gates, topped by towers with tilted eaves, were symmetrically arranged. The forbideen City still stands at the center of Beijing today.