Chunyun(春运), also known as Chinese New Year Migration, Spring Festival Travel Rush, Chinese New Year Travel Rush, Lunar New Year Travel Rush is the largest human migration on earth happening annually. It usually begins 15 days ahead of the Chinese New Year and 25 days after, lasting for 40 days.

Spring Festival－Chinese New Year－nothing’s more important than spending time with family. This means millions of city-dwellers getting on trains, boats, and planes to go home, and this migration can be a spectacular sight.