Why not have a picture of the actual person on the note? No copyright issues there. Unless of course the person doesn't want their likeness known to the whole community.
I saw a Canadian $5 "Ghost" note one, it was really cool, and was selling for well over $1000 on ebay. I'll see if I can get a pic. I don't have any errors in my collection.
One that I own:
And one I don't:
Of course, there are numerous other candidates for 'Most beautiful note' others worth mentioning are the Current 2004 Canadian Journey Series, and the modern notes from Switzerland. Maybe i'll post some more later.
Haha Erik, when I saw your 100 Gulden in the pile, I knew that I had to buy one for myself, in short, you and your GOREGIOUS note cost me $90!
Money well spent for sure though.