ABCDEFGHIJKLMNOPQRSTUVWXYZ I I U Reservoir Dam I-94 Trailer Park ICAA Radio Range Station Ibex Guard Station Ice Skating Rink Dam Ida M Mine Ida Mine Ida Post Office (historical) Idaho Mine Idaville (historical) Idenity Preserve Grain Company Elevator Idler Mine Idlewile (historical) Idlewise Court Iehl Dam Iliad Iliad Post Office (historical) Iliad School (historical) Illinois School (historical) Illmont School (historical) Immaculate Conception Chapel Immaculate Conception School (historical Immaculate Heart of Mary Church Immanual Lutheran Church Immanuel Baptist Church Immanuel Cemetery Immanuel Church Immanuel Lutheran Home Imperial Inn Bozeman Important Mill Mine Incorporeal Dam Independence Independence A Mine Independence Gulch Mine Independence Post Office (historical) Independent Elementary School Independent Living Center Independent Mine Independent School (historical) Inderland Ranch Index Mine Indian Arrow Indian Bathtub Dam Indian Burial Ground Indian Butte School (historical) Indian Creek (historical) Indian Creek Campground Indian Creek Lodge Indian Creek School Indian Flats Work Center Indian Fort Fishing Access Site Indian Head Rock Mine Indian Health Hospital (historical) Indian Health Service - Heart Butte Clin Indian Hill Campground Indian Judy Dam Indian Meadows Guard Station Indian Meadows Livestock Trail Head Indian Mission - Church of America (hist Indian Number 4 Dam Indian Point Guard Station Indian Road Campground Indian Springs Indian Squaw Mine Indian Trail Lodge Indian Trees Campground Indiana University Geology Field Station Industrial Arts - Metals Building Industrial Arts - Woods Building Industrial Arts School (historical) Inga (historical) Inga Post Office (historical) Ingals Dam Ingelside Quarry Ingleside Quarry Ingomar Ingomar (historical) Ingomar Post Office Ingomar School (historical) Inland Mine Inn at Philipsburg Innes Reservoir Dam Inperial Elevator (historical) Insanity Dam Instant Tang Dam Institutions Building Intake Dam Fishing Access Site Intake Post Office (historical) Intake School (historical) Interagency Aerial Fire Control Center Internal Revenue Service Criminal Invest Internal Revenue Service Criminal Invest International (historical) International House Inverness Group Mine Inverness Post Office Inverness Rural Fire Department Inverness School (historical) Inverness Volunteer Fire Department Subs Iona Ionia (historical) Iowa Bench School (historical) Iowa Flats School (historical) Iranian Dam Irene Post Office (historical) Irene School (historical) Irgoff Hoiness Ranch Irion School (historical) Iris Iris (historical) Iris Dam Irle School Irma Mines Iron Iron Age City (historical) Iron Age School (historical) Iron Bluff (historical) Iron Butte Mine Iron Cap Mine Iron Chief Mine Iron Cliff Mine Iron Daisy Mine Iron Gulch Mine Iron Gulch Number 2 Mine Iron King Mine Iron Mountain Mill Mine Iron Mountain Post Office (historical) Iron Mountain School (historical) Iron Rod Extension Mine Iron Rod Mine Iron Rod Post Office (historical) Iron Rod School (historical) Iron Side Mine Iron Springs School (historical) Ironrod Bridge Ironrod Mine Ironton (historical) Irrigation Dam Irvin Rahn Ranch Irvine Lookout Tower Irvine Ranch Irving Elementary School Irwin Bridge Isaac (historical) Isaac Frye Number 1 Dam Isaac Frye Number 3 Dam Isaac Frye Number 4 Dam Isaak Mine Isabel Bills Elementary School Isabel Post Office (historical) Island Area Campground Island City (historical) Ismay Cemetery Ismay Grain Company Elevator Ismay Post Office Ismay Rural Volunteer Fire Company Italion Stallion Dam Itcaina Dam Itch-Kep-Pe Park Campground Ivanell Post Office (historical) Ivanell School (historical) Iverness Iverson Dam Iverson Homestead Iverson Ranch Iverson Ranch (historical) Ivy Dam Ivy Number 3 Dam Ix Ranch Dam Izaak Walton Inn ABCDEFGHIJKLMNOPQRSTUVWXYZ