The Colorado River.
No, it does not.
It flows out of Colorado to join the Green River in Utah and then into Arizona, through the Grand Canyon and then turns south to form the border with Nevada and California, enters Mexico and enters the Pacific Ocean at the Sea of Cortez.
The Colorado River.
The Colorado River.
The Colorado River
No, the Grand Canyon is in Arizona.
The entirety of the Grand Canyon (both start and end) is in Arizona.
southeast
The Grand Canyon is only found in northwestern Arizona.
Hell's Canyon is on the Snake River on the Oregon-Nevada border.
The Colorado River.