Funniest part so far: Charlottesville paper put their balloon’s picture and location in their paper online: http://www.readthehook.com/blog/index.php/2009/12/05/ten-red-balloons-and-ones-in-charlottesville/
#1 in SF? Supposedly fake, but the pictures look good
From Nancy Broden (http://twitter.com/nancybroden) with photos of Union Square in SF, so assume they are too?