It can be your own picture or an online one. It just has to be of a place that you really hate in your city. Here is two pictures of areas I don't consider good looking in the city I'm currently living
http://i.imgur.com/krxdoBj.jpg My city has a bunch of run down buildings like this one, but the university started buying a ton of properties in the area and fixing them up. Unfortunately, this mall is pretty far from the university and is just in need of being torn down.