Craythorn was found digging in Fort Yellowstone’s cemetery in late 2019 and early 2020, while looking for a treasure believed to be worth millions. Rangers and special agents of the National Park Service discovered 17 sites of illegal excavation, including damage to a historic grave. The cemetery is a multicomponent archeological site with historical human burials, is included in the National Register of Historic Places, and was designated as a National Historic Landmark on July 31, 2003.