Photo taken on October 19, 2023, shows the century-old Qingyan Garden in Huai'an, east China's Jiangsu Province. The maple leaves in the garden recently changes to red color with temperature drop. /CFP

Photo taken on October 10, 2023 shows the autumn scenery in Olympic Forest Park in Beijing. /CFP

Photo taken on October 15, 2023 shows the trees turned yellow with backdrop of windmills in Zhangjiakou, north China's Hebei Province. /CFP

Photo taken on October 13, 2023 shows the forest changes color to different shades in the Sifangdingzi mountain area in Tonghua, northeast China's Jilin Province. /CFP