Quicktime Virtual Reality
As a Lighting Designer, I often times use QT VR's as a quick communication tool for directors, design team and technical staff to communicate the larger ideas about a space, particularly if I have not worked in that space before or if the space is not traditional a theatrical venue.
Once images load, select image by clicking on it and holding down your mouse and moving around to use interactive VR. To zoom in, click in the screen & hold 'shift' to zoom out, click in the screen & hold 'ctrl'.