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. (Photo: China News Service/Yang Yanmin)
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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. (Photo: China News Service/Yang Yanmin)
