Tourists enjoy the autumn scenery at the Summer Palace in Beijing, capital of China, Oct. 27, 2020. (Xinhua/Li Xin) 

Tourists enjoy the autumn scenery at the Summer Palace in Beijing, capital of China, Oct. 27, 2020. (Xinhua/Li Xin) 

Tourists enjoy the autumn scenery at the Summer Palace in Beijing, capital of China, Oct. 27, 2020. (Xinhua/Li Xin) 

Tourists enjoy the autumn scenery on the boats at the Summer Palace in Beijing, capital of China, Oct. 27, 2020. (Xinhua/Li Xin) 

Tourists enjoy the autumn scenery at the Summer Palace in Beijing, capital of China, Oct. 27, 2020. (Xinhua/Li Xin)