Hidden details in your Springfield?

Rich0913 wrote:

DeinonSlayer wrote:
If you look carefully in mine, someone is enjoying the show at "Florence of Arabia" surreptitiously. Bartman sneaks through a hidden path in the woods behind the Radioactive Man movie sign to reach his failing-to-be-a-secret lair, Superintendent Chalmers regularly makes inappropriate use of the koi pond at the Buddhist Temple, and Homer on occasion finds himself an unwilling participant in a ceremony at the Pow-Wow Casino.

What are some little hidden gems that are squirreled away in your Springfield?

I have the alien ring set near the pyramid, a little stargate sg1.
http://i.imgur.com/QvYReIil.jpg