Some black housing project in NY has a playground with a jail in it. It isn't a real jail (though it could probably use one) but a pretend jail so the niglets can practice for their future internment. It took six years for someone to complain about it! Here is a link:
http://cityroom.blogs.nytimes.com/2010/03/26/the-strange-case-of-the-playground-jail/
The Warlord