The Colorado River.
The Colorado River forms the border between California and Arizona.
Arizona's border with both Nevada an California is the Colorado River.
The Colorado River forms the boundary between Arizona and California.
The Colorado River.
Baja California, Mexico. Sonora, Mexico. California. Arizona. Nevada.
The Colorado River forms the border between Arizona and California.The Colorado River.
The Colorado River.
The Colorado River.
The Colorado River
Arizona and California is bordered by the state of Nevada. California and Arizona are also bordered by the country of Mexico.
The Colorado River.
The Colorado River.