People sing colinda, a traditional Romanian Christmas and New Year carols, in Tirgu Neamt, north of Romania, on Dec. 23, 2017. From Christmas Eve to New Year's Eve, children go down the street and sing house-to-house colinda, a traditional Romanian Christmas and New Year carols, wishing everyone Merry Christmas and Happy New Year, while the blessed family gives them chocolate, fruit and pocket money. This is a Romanian folk tradition with a long history. (Xinhua/Chen Jin)