I was reading about the Fractal Patterns of Lightning Strike Scars here, then I saw the captured lightning stuff. These guys get to play with some really cool toys!!
“This 3″ x 3″ x 2″ three dimensional Lichtenberg Figure was created by ebeam irradiation along multiple planes. The internal potential within the specimen prior to discharging it was estimated to be 2.2 million volts. The specimen is illuminated from below by blue LEDs.”
See more about this at capturedlightning.com