Chinese traditional Mid-Autumn Festival marked in Shanghai, east China

A visitor looks at a Chinese poems riddle card during a series of activities held to greet Mid-Autumn Festival in Shanghai, east China, Sept. 22, 2018. The Chinese traditional Mid-Autumn Festival falls on the 15th day of the eighth month on the Chinese lunar calendar, which is Sept. 24 this year. (Xinhua/Fang Zhe)