People walk through a light installation during the Spotlight Festival in Bucharest, Romania, on April 21, 2023. (Photo by Cristian Cristel/Xinhua)
Photo taken on April 21, 2023 shows a light art projection on a building during the Spotlight Festival in Bucharest, Romania. (Photo by Cristian Cristel/Xinhua)
Photo taken on April 21, 2023 shows a light art projection on a building during the Spotlight Festival in Bucharest, Romania. (Photo by Cristian Cristel/Xinhua)
A child is seen in front of a light art projection during the Spotlight Festival in Bucharest, Romania, on April 21, 2023. (Photo by Cristian Cristel/Xinhua)
Photo taken on April 21, 2023 shows a light art projection on a building during the Spotlight Festival in Bucharest, Romania. (Photo by Cristian Cristel/Xinhua)
Photo taken on April 21, 2023 shows a light art projection on a statue during the Spotlight Festival in Bucharest, Romania. (Photo by Cristian Cristel/Xinhua)
Photo taken on April 21, 2023 shows a light art projection on a building during the Spotlight Festival in Bucharest, Romania. (Photo by Cristian Cristel/Xinhua)