Arcs and sparks, including the worlds record jacob's ladder.

[madsci1016]

this thread, http://www.societyofrobots.com/robotforum/index.php?topic=10132.0

reminded me of my favorite obscure and old websites with tons of videos and stories of amazing stuff that happened to various electrical grid components. You have to scroll though to see all the videos.

http://205.243.100.155/frames/longarc.htm

Enjoy.