The gorgeous Christmas song "Silent Night" first appeared on Christmas Eve in 1818 in Austria (in a little town near Salzburg). "Stille Nacht" went on to become one of the most recognizable songs in the world.
The Austrians have an entire "Silent Night Association," and it has a very detailed website full of fascinating information. See, for instance, the side-by-side comparison of the lyrics in German and English.
There's also a "Silent Night" Museum and webcam.
For your musical pleasure, I give you the choir of King's College, Cambridge, singing this lovely carol: