The Chinese phrase Four Great Ancient Capitals of China (中国四大古都 pinyin zhong1 guo2 si4 da4 gu3 du1) refers to Nanjing, Beijing, Xi'an, and Luoyang.
... area of 3.5 km² (1.4 mi²). 3.5 km² (1.4 mi²) of it is land and none of the area is covered with water. Demographics As of the census of 2000, ...