I-8 East - Colorado River
I-8 east at the Colorado River. The Colorado River marks the boundary between California and Arizona.
I-8 East - Arizona State Line
Arizona State Line, Yuma County Line, and Yuma City Limits on the Colorado River bridge at the Arizona-California State Line.
I-8 West - Welcome To California
Welcome To California/Imperial County Line on the Colorado River on I-8 west at the Arizona line.