To access Visualization Studio, you must be displaying a visualization in the Playing Now Display Pane, or the Standard View Action Window, or a Detached Display. Right-click on the Display view and select Visualization Studio.
A Visualization is composed of a variety of components that you can add, customize, or remove. Visualization Studio includes: flush, Super Transform, Transform, Blob Oscilloscope, Dot Fountain, Image, Oscilloscope, Particle, Spectrum Analyzer, Starfield, Super-Scope, Text and Layer.
If you play around with these and their settings, you can come up with some pretty nifty visualizations!