Check out this fantastic and useful map of classic arcades in the United States, created by Ph.D. candidate Carly Kocurek, which was recently featured on Kotaku.Here's what Carly has to say about her ongoing cartographic project:

I created the map as a resource for researchers interested in classic games, and, of course, for gamers interested in tracking some of these places down. My intention is to continue updating it as best I can, so that it remains current.

Check out Carly's original blog post about the map here.