Artist Gerry Hofstetter created this at the Goesgen nuclear power plant - a projected work of art, part of his light art project "Monuments of Switzerland".
Other shots:

You think the Feds will let him do something cool with Three Mile Island?
Mr. Burns would never allow it.
He would if it showed pictured of himself :)
I don't care who you are...that right there is cool.
Pretty clever, projecting the pattern on the water vapor as well as the cooling tower. :thumbsup:
The nearest nuke plant to me is in Limerick, PA. An appropriately cut green gel, a lens, some powerful metal-halide lamps (probably already on site), and St Patty's Day would make for a hell of a prank.