Colorado River cultural definition

River in the southwestern United States, with its headwaters in the Rocky Mountains of northern Colorado, that flows generally southwest through Colorado, Utah, and Arizona; forms the border between Nevada and Arizona and Arizona and California; and then flows through Mexico, emptying into the Gulf of California.

• Over millions of years, the force of the river has carved the Grand Canyon in northwestern Arizona.
• Source of fresh water for communities in Nevada, Arizona, and California.
• The site of the Hoover Dam.