15. Comic Cons
And finally there is no larger assemblage of hardcore geeks than the yearly Comic Cons that take place all over the United States. You'll be practically swimming in hardcore geekery with cosplayers left and right, the newest in geek toys, movies and comic books, and you can attend star studded events promoting the coming season's hottest geeky movies. If you go, don't you dare forget your camera, because with all the crazy sites you have in store, we guarantee you'll need it!