The Arizona Superior Court in Pima County is the second largest superior court in the state. By statute, the court is entitled to the appointment of one judicial officer for each 30,000 persons living within the jurisdiction of the court.

Describes the evolution of transportation routes and transportation methods in Pima County throughout time, and the effect that modes of transportation have had on the size and form of the community. Stage, freight, and railroad transportation followed the main historic corridors established by previous cultures and technologies.