Music visualizers provide a physical manifestation of music, interacting with the music in ways similar to arpeggiators and synchronized beat machines.  3D music of a sort.   If you are moved by a piece of music, you may be additionally moved by its visualization.

Once Upon a Century Ago generates a vibrant graphical display as demonstrated by the following screenshots from MProject, an open source IOS visualizer.  Experienced visualization users often react by saying, "wow, I've never seen a visualizer do that before".   See for yourself.