Cody Wyoming is the home of the Buffalo Bill Historical Center which is one of the most popular attractions of Wyoming. It is located in northwestern Wyoming and has a collection of Buffalo Bill's personal items.
Buffalo Bill museum has five internationally acclaimed museums and a research library. They are Whitney Gallery of Western Art, Buffalo Bill Museum, Plains Indian Museum, Cody Firearms Museum, Draper Museum of Natural History and Harold McCracken Research Library.
One of the amazing things about this is, it is filled with the largest collection of guns in the world. Also it has things from small catapults and bows and arrows to the more modern artillery like the M-16.
So definitely it is a must see museum, so don't miss it.