It is found in southeastern California, southern Nevada, and western Arizona.

He spent about six years, from 1850 to 1856, in California and western Arizona.

Columbus Gold is currently doing exploration drilling for gold at four prospects in western Arizona.

Into the Cretaceous, the uplift in western Arizona was forming mountains.

The earthquake was felt over a wide area including western Arizona and southwestern Nevada.

It is found in the desert regions of southern California, western Arizona and Nevada.

Southern California was strongly tied to the Yuman-speaking area of western Arizona.

The main villains in the book are the malicious cowboys who intercept the travelers in western Arizona.

The remnant low pressure system weakened over western Arizona and southern California before finally dissipating on August 30.

In the 1970s, the portion overlapping I-10 in western Arizona was removed.