ABCDEFGHIJKLMNOPQRSTUVWXYZ I I D Camp I D Ranch I X L Ranch I-25 Divide Iberlin Dam Iberlin Number 2 Dam Iberlin Ranch Airport Nr 1 Iberlin Ranch Airport Nr 3 Idiots Delight Mine Illco Illinois Creek Campground Indart Ranch Independence Deposits Independence Mine Independent Order of Odd Fellows Camp Indian Cemetery Indian Creek Campground Indian Creek Dam Indian Creek School Indian Graves Indian Grove Ranch Indian Guide Ranch Indian Hills Shopping Center Indian Lake Dam Indian Mine Indian Number 1 Dam Indian Talking Rocks Inez Mine Ingleside Quarries Ingleside School Innes Dam Innes Ranch Intermountain Chemical Company Mine Intermountain Speedway Inum Group Mine Inum One Claim Inversion Cabin Prospects Inyan Kara Inyan Kara Cemetery Ion Exchange Mine Ione Prospect Ionia Dam Iowa Center Flats Church Iowa Mine Iowa Soda Products Company Mine Iowa State University Geology Camp Ipy Ranch Airport Irene Number 2 Dam Ireton Ranch Irigaray Mine Irigaray Ranch Iris Mine Irma Hotel Irma Lake Dam Iron Creek Dam Iron Creek Number 3 Detention Dam Iron Duke Mine Iron King Claims Iron King Prospect Iron Mountain Camp Iron Mountain Dam Iron Mountain Number 1 Dam Irvine Irvine Cow Camp Irvine Dam Irvine Home Trust Retirement Homes Irvine Pit Irvine Shearing Camp Irwin Ranch Isaac Kampman Mine Ishawooa Guard Station Island City Group Mine Island Lake Campground Island Park Campground Islay Islay Ranch Iter Gross Ventre Mine Itmay Mine Ivans Grove (historical) Ivinson Memorial Hospital ABCDEFGHIJKLMNOPQRSTUVWXYZ