The statistics are staggering, from the Associated Press: About 230 million people — more than the entire population of Brazil — are expected to take part in the world's biggest annual human migration. For many, it's the only chance they get to visit home all year.

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A man sits on his luggage in a queue outside Guangzhou train station on Jan. 30.

The busiest travel days will be Monday and Tuesday, as millions take to the roads, boats, planes and trains to join family for the traditional New Year's Eve "reunion meal." The lunar new year falls on Thursday. Read more.

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Holiday-makers prepare to depart from Guangzhou train station on Jan. 30.

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Holiday-makers stand on an escalator at Guangzhou train station on Jan. 30.

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A woman carries a sleeping child to a waiting area at Guangzhou station on Jan. 30.

 See how the Lunar New Year is celebrated in Romania.