This is my working list of vaguely historical D&D settings I might like to try. Some of them I've talked about here before. Since finally giving one of these a go and running my Wessex stuff I find I really like the groundedness of using a real piece of history as a launching point. It makes the crazy stuff D&D adds all the more ridiculous in comparison.
"Man, is there anything Jeff CAN'T do when it comes to gaming? This guy is like a critical 20 every roll. Jeff can bite the heads offa five game geeks, including their sorry-ass DM, and spit 'em into a large duffel bag ONE AT A TIME!...that's just the kind of messed up bastard he is! You think yer a gamer, punk? Well..do ya? Jeff will depants your weasel-ass right in front of your grandma."