This report is one of several from Statistical Research Inc. written to develop the Cultural and Historic Resources Element of the Sonoran Desert Conservation Plan. Divided into four parts, the report summarizes available information that reflects the experience of (1) ancient peoples of Southern Arizona; (2) indigenous peoples; (3) non-indigenous peoples of the historical period; and (4) Pima County today.

Identifies transportation infrastructure investments that may help leverage the economic potential of the study area and foster future land development. Describes the study area’s existing and future transportation conditions and presents transportation framework recommendations based on planning by Aztec Land & Cattle Company, the Town of Snowflake and Taylor, and Navajo County. It presents findings from case studies on inland ports and rural industrial developments and discusses possible funding sources and strategies for infrastructure investment.