The Museum of Osteology, located in Oklahoma City, U.S., is a private museum devoted to the study of bones and skeletons (osteology). The museum displays over 450 skeletons of animal species from all over the world. With another 7,000 specimens as part of the collection, but not on display, this is the largest privately held collection of osteological specimens in the world. The museum is an entity of its parent company, Skulls Unlimited International.