Cap­tured at the 500 kV El­do­ra­do sub­sta­tion near Boul­der City, NV, by pow­er com­pa­ny en­gi­neers and main­te­nance staff. It's short, but very in­ter­est­ing. Re­mem­ber, this was a re­al event, NOT a ma­nip­u­lat­ed pic­ture or a spe­cial ef­fect. Thats why it's cool.