In pics: Color Factory in Houston, Texas

A woman plays at the Thought Bubble room with her son at the Color Factory in Houston, Texas, the United States, on Dec. 23, 2019. Color Factory is an interactive art exhibition started in San Francisco in 2017, then expanded to New York in 2018. The more than 1,800 square-meter Houston location opened in late October. (Photo by Li Yijin/Xinhua)