An artist paints graffiti in Driebes, Guadalajara of Spain, on April 14, 2018. The village of Driebes held a contest of graffiti to call the public attention to its depopulation issue. The population of Driebes decreased by more than 67 percent in five decades, from some 1,200 to 390 inhabitants. (Xinhua/Guo Qiuda)