Imperial County California (Page 2) has 14 places on the National Register of Historic Places including 3 places of National significance and 1 place of Statewide significance. Significant places include Winterhaven Anthropomorph (L-8), Winterhaven Anthropomorph and Bowknot, L-9, Yuma Crossing and Associated Sites and Yuha Basin Discontiguous District.
Prehistoric cultural affiliation(s) include Native American, Malpais and San Dieguito dating back to 4999 BC. Prominent architectural styles found in Imperial Country are .