Including the longest man-made spark, the world's largest & second largest Jacob's Ladder, and more.
Check out the picture of the huge positive lightning bolt, toward the end of the page.
http://205.243.100.155/frames/longarc.htm#Longspark
Check out the picture of the huge positive lightning bolt, toward the end of the page.
http://205.243.100.155/frames/longarc.htm#Longspark