Prehistoric cultural affiliation(s) include Bitterroot Phase dating back to 1000.
Several famous people are associated with these Lemhi County historic places including Meriwether et al. Lewis and George Shoup.
Some of the country's most noteable architects helped create the Lemhi County places including W.W. Schultz, C.C. Rittenhouse, Frank Pollard, Lars Geertson, Allan Merritt and Frank Hummel. Prominent architectural styles found in Lemhi Country are Classical Revival, Art Deco and Gothic.