What non-Eberron resources make for good Eberron material? Ravnica? Tome of Beasts? Other official or 3rd party stuff?
The following anime/manga series:What's your "Eberron Appendix N"? I know the original setting book had a short list of inspiration by Baker, but there's a lot more out there. What books, movies, tv shows, video games and even music feel especially Eberron to you?