MusicEvery year again: The Christmas songTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoMusic12/26/2015December 26, 2015The world's best-known Christmas song is "Silent Night". Its simple beauty is owed to an out-of-tune organ in Oberndorf near Salzburg, Austria.https://p.dw.com/p/1HTrFAdvertisement