Prehistoric cultural affiliation(s) include California Indians, Early Archaic, Et Al., Late Prehistoric, Paleoindian, Great Basin Archaic, Kawaiisu/Numic, American Indian, Mojave, Chemehuevi and Shoshonean dating back to 8999 BC.
The famous person William F. Keys is associated with one of more of the San Bernardino County historic places.
Some of the country's most noteable architects helped create the San Bernardino County places including Los Angeles and Salt Lake R.R., William F. Keys, Garrett Huizing, Konstany Stys, James McHaney, Bill McHaney and Arthur B. Benton. Prominent architectural styles found in San Bernardino Country are Bungalow/Craftsman, Classical Revival and Colonial Revival.