2,000 years ago Nanjing was what in China?
Nanjing Metro Nanjing Metro The Nanjing Metro is a metro system serving the urban and suburban districts of Nanjing, the capital city of Jiangsu Province in the People's Republic of China. The system has ten lines and 159 stations running on of track. It is operated and maintained by the Nanjing Metro Group Company. The total length of the system ranks fourth in China, after Shanghai, Beijing and Guangzhou. In 2017, the metro system carried a total of 977.4 million annual riders. Proposals for a metro system serving Nanjing first began in 1984, with approval by the State Planning Commission granted in
Gate of China, Nanjing accessible within walking distance north of Zhonghuamen Station of Nanjing Metro. Gate of China, Nanjing The Gate of China (), is a gate and defensive complex on the city wall of Nanjing, China. It is the southern gate of Nanjing city. It is a renowned ancient city gate in China and the city gate with the most complex structure in the world. The city wall of Nanjing was built from 1360 to 1386 under the founder of the Ming dynasty, the Hongwu Emperor Zhu Yuanzhang. In 1368, Zhu Yuanzhang was crowned Emperor, and made Nanjing his capital. The southern and