1 / 4   An ancient city was captured in an aerial photography with a splendid visual effect on Friday. Bajiao Ancient City is located in the confluence of Yangqu River and Yangla River, Xiahe County in the Tibetan Autonomous Prefecture of Gannan, northwest China’s Gansu Province. /Chinanews Photo

2 / 4   The Bajiao city was named because the city has eight corners, with the enclosing walls of a hollow cross. This site is well preserved, and has been listed as the national key cultural relics protection unit in Gansu Province in 1981. /Chinanews Photo

3 / 4   The total length of the city is 2,193 meters, and the city covers an area of 200,000 square meters with a moat outside. Right now, 100 families live in the city. /Chinanews Photo

4 / 4   The unique city was built before the Tang Dynasty (618-907). People can walk through the city and experience its peace and tranquility, like going back in time to the old days. /Chinanews Photo