1856 ~10km Wyatt Earp and mother Virginia Ann Cooksey Earp Warren United States › Illinois › Jo Daviess › Township of Warren › Warren
1911 ~14km MAIN ST. Darlington United States › Wisconsin › Lafayette › City of Darlington › Darlington
1959 ~34km Invention of the modern seat belt Mineral Point United States › Wisconsin › Iowa › City of Mineral Point › Mineral Point
