Beijing is the capital of the People's Republic of China, located in northern China, is governed as a direct-controlled municipality under the national government with 16 urban, suburban, and rural districts.
As a city combining both modern and traditional architecture, Beijing is an ever-changing megacity, rich in history but also truly modern, exemplified in its global influence in politics, business & economy, education, history, culture, etc,. It is home to the headquarters of most of China's largest state-owned companies, and is a major hub for the national highway and high-speed rail networks. The city's subway network is the busiest and second longest in the world.
The city's history dates back three millennia. As the last of the Four Great Ancient Capitals of China, Beijing has been the political center of the country for much of the past eight centuries. Beijing was strategically poised and developed to be the residence of the emperor and thus was the perfect location for the imperial capital. Beijing has seven UNESCO World Heritage Sites – the Forbidden City, Temple of Heaven, Summer Palace, Ming Tombs, Zhoukoudian, as well as parts of the Great Wall and the Grand Canal, all popular locations for tourism.