Children play in the waiting hall at a railway station in Xi’an City, capital of Northwest China’s Shaanxi Province, Jan. 17, 2017. Children are among millions of passengers on their way to hometowns for Spring Festival, China’s Lunar New Year. According to the Ministry of Transport, a record 2.98 billion trips will be made during this year's chunyun, the annual Chinese Spring Festival travel rush, which this year spans Jan. 13 to Feb. 21. (Photo/CFP)
