but unfortunately, at 1/10 second with the camera balanced on its side on a railing over the water -- and at the precise second that all the lights went out in the cavern -- subject to camera shake. I thought I sort of hid this ;-) but people are looking at it and commenting anyway -- thank you! -- so just decided to move it into the gallery because I thought the scene was so spectacular.

A less shaky version of this is: