People ride camels at the Crescent Moon Spring scenic spot on the Mingsha Mountain in Dunhuang, northwest China's Gansu Province, Oct. 3, 2018, the third day of the week-long National Day holiday. (Photos: Xinhua)

Tourists visit the West Lake scenic area in Hangzhou, capital of east China's Zhejiang Province, Oct. 3, 2018, the third day of the week-long National Day holiday.

Tourists visit Fenghuang old town in Xiangxi Tujia and Miao Autonomous Prefecture, central China's Hunan Province , Oct. 3, 2018, the third day of the week-long National Day holiday.

Tourists visit Shanggantang Village in Jiangyong County, central China's Hunan Province, Oct. 3, 2018, the third day of the week-long National Day holiday.

Tourists visit Tianyou Peak of Wuyi Mountain in southeast China's Fujian Province, Oct. 3, 2018, the third day of the week-long National Day holiday.

Tourists visit the terraced fields in Longji Township of Longsheng, south China's Guangxi Zhuang Autonomous Region, Oct. 3, 2018, the third day of the week-long National Day holiday.

Aerial photo shows tourists visiting the Fairy Lake in Xinyu City, east China's Jiangxi Province, Oct. 3, 2018, the third day of the week-long National Day holiday.

Tourists walk on a pedestrian suspension bridge built in the Yimeng mountains in Linyi, east China's Shandong Province, Oct. 3, 2018, the third day of the week-long National Day holiday.

Tourists visit a scenic spot in Jingchuan County of Pingliang, northwest China's Gansu Province, Oct. 3, 2018, the third day of the week-long National Day holiday.