Red maple leaves gradually turn cardinal red in Nanhu Park in Changchun, Northeast China's Jilin province, on Oct 11, providing tourists with stunning scenery. [Photo/CFP]

Tourists walk along a path lined by maple trees in the park, Oct 11. [Photo/CFP]

With autumn approaching, the maple leaves have started to turn yellow and red, brightening moods everywhere, Oct 11. [Photo/CFP]

Tourists take pictures of the maple trees, Oct 11. [Photo/CFP]