Money,...? Don't think so. I think you give that shiny thing a rub-a-dub-dub then make a wish. Could be wrong, though. Maybe folks are tossing their hard earned coin into the Vltava.
lol. Right Pete. But I'd have to move. Wells are drying up in California due to the drought. (I think I'll go back to Prague and rub that shiny thing and wish for another beer.)