Ogige Mba Yellowstone 67 Grand Canyon ruo Mammoth Hot Springs site na
Ugwu Washburn na Tower Falls
N'ịsọpụrụ Gen. Hiram M. Chittenden, onye ọrụ injinia onye kacha mma okporo ụzọ ogige dị ugbu a bụ nke ukwuu, okporo ụzọ si Canyon Junction ruo n'elu Ugwu Washburn ka a maara dị ka "Chittenden Road." Ọ naghị enwekarị onwe ya na snow ruo mgbe Julaị gachara. Ọ na-eduga n'ofe ụlọ oriri na ọṅụṅụ na ụlọ oriri na ọṅụṅụ. A na-agbasasị ebe ndị mara ụlọikwuu n'okporo ụzọ a, nke kachasị mma bụ Dunraven Pass, kilomita 7 site na Canyon Junction, na elu 8,800 ụkwụ. Ndị a adịchaghị mma, n'ihi enweghị mmiri, mmiri mbụ a ga-agụta na ọ dị na Tower Creek, kilomita 17 site na Canyon Junction nke Dunraven Pass Road na 20 kilomita site n'okporo ụzọ gafere Ugwu Washburn. Na Dunraven gafere ndụdụ ụzọ; okporo uzo
n'aka ekpe bụ okporo ụzọ ga-aga Tower Falls, mkpumkpu na-ezere arọ akara ule nke Ugwu Washburn, nke ahụ n'aka nri na-eduga na elu ugwu Washburn (ụgbọ ala nwere ike ịbụ chụpụrụ n'oke elu na ala n'akụkụ ugwu) . Ọ dị mma ịrịgo ugwu Washburn dị ka n'isi ụbọchị dị ka o kwere mee, na
