A light installation is exhibited in a park during the Lights On Romania festival in Bucharest, Romania, on Dec. 10, 2021.Photo:Xinhua
A light installation is exhibited in a park during the Lights On Romania festival in Bucharest, Romania, on Dec. 10, 2021.Photo:Xinhua
A light installation is exhibited in a park during the Lights On Romania festival in Bucharest, Romania, on Dec. 10, 2021.Photo:Xinhua