Jan Brown Checco (2nd L), lead artist of the Cincinnati/Liuzhou Paint Out Program, views the drawings of Chinese artists, at the Smale Riverfront Park in Cincinnati of Ohio, the United States, July 25, 2019. Chinese and U.S. artists recently took part in the Cincinnati/Liuzhou Paint Out Program, in which artists from south China's Guangxi Zhuang Autonomous Region were invited to visit Cincinnati for a week. They visited museums and galleries, exchanged art views and techniques with their U.S. counterparts, and presented a joint exhibition. Cincinnati and Liuzhou celebrated their 30th anniversary of the establishment of sister city relations last year. (Xinhua/Zhang Fengguo)