CHICAGO, July 22,(Xinhua) - People pose for photos with a 3D chalk drawing of a flying plane during the Chalk Howard Street Festival in Chicago, the United States, July 20, 2019.

NOVI SAD, July 22, 2019 (Xinhua) -- Visitors view photos during the photo exhibition Reflection in Water in Novi Sad, Serbia, July 21, 2019. The changes in urban and rural China were presented to Serbian art audience on Sunday in Novi Sad through eyes of Chinese art students at a photo exhibition Reflection in Water. The 70 works of students of the Communication University of China (CUC) were displayed here to visitors of the gallery Svilara located in a reconstructed silk-dyeing factory in cooperation with the Academy of Arts of the University of Novi Sad