Railway attendants perform traditional dance on Train Y667 in China's Gansu

A railway attendant cleans door on the Train Y667 from Lanzhou to Dunhuang in northwest China's Gansu Province, Feb. 18, 2019. Attendants on the Train Y667 provided traditional dance performance for passengers on the journey from Lanzhou to Dunhuang. Dunhuang is a major stop on the ancient Silk Road known for the nearby Mogao Grottos. (Xinhua/Li Xiao)