On October 27, aerial photography of the autumn scenery on both sides of the Yellow River in Chengguan District, Lanzhou City, Gansu Province. (Drone photo) Photo by China News Service reporter Li Yalong

On October 27, aerial photography was taken at Pengjiaping Urban Culture and Leisure Park, Qilihe District, Lanzhou City, Gansu Province. (Drone photo) Photo by China News Service reporter Li Yalong

On October 27, aerial photography of the autumn scenery on both sides of the Yellow River in Chengguan District, Lanzhou City, Gansu Province. (Drone photo) Photo by China News Service reporter Li Yalong

On October 27, tourists enjoyed autumn at the water square in Chengguan District, Lanzhou City, Gansu Province. Photo by China News Service reporter Li Yalong

On October 27, in Jincheng Park, located in Xigu District, Lanzhou City, Gansu Province, tourists enjoyed autumn. Photo by China News Service reporter Li Yalong

On October 27, in Pengjiaping Urban Culture and Leisure Park, located in Qilihe District, Lanzhou City, Gansu Province, tourists enjoyed the autumn scenery. Photo by China News Service reporter Li Yalong

On October 27, tourists enjoyed autumn at the water square in Chengguan District, Lanzhou City, Gansu Province. Photo by China News Service reporter Li Yalong