Soldato
May be of interest to some, I just saw this advertised on Amazon, it displays a missing person on your 404 page.
http://notfound.org/
Thousands of children go missing every year across Europe. Thanks to the NotFound project, you can make a difference. Install our application and a picture of a missing child automatically gets published on every ‘page not found’ of your website. Together, we can find them.
http://notfound.org/