Wooden figurines from the Han Dynasty (206 BC-AD 220), on display at the International Convention and Exhibition Center in Dunhuang. [Photo by Li Ping/chinadaily.com.cn]

A visitor takes photos of the oil painting Maria with Child by celebrated German artist Albrecht Durer on Sept 21, 2017. The painting is on display at the International Convention and Exhibition Center in Dunhuang. [Photo by Li Ping/chinadaily.com.cn]

An oil painting of zebras. [Photo by Li Ping/chinadaily.com.cn]

A painting by Seychellese artist Alcide Jimmy Libanotis on display at the International Convention and Exhibition Center in Dunhuang on,Sept 21, 2017. [Photo by Li Ping/chinadaily.com.cn]

A painting by Portuguese artist Paula Sousa Cardoso on display at the International Convention and Exhibition Center in Dunhuang. [Photo by Li Ping/chinadaily.com.cn]