Because of the Colorado river, which was named by the spanish, meaning 'red'. Also, because Colorado means color red.
The Colorado river is not man made, but a reservoir on the river named Lake Powell is.
Nobody knows who exactly named this river, as it was frequently confused with the Colorado River.
Colorado is Spanish for 'Red' or 'Reddish'. It is named after the Colorado River.
It was named after the Colorado River, early Spanish explorers named the Rio Colorado for the red colored(Spanish:Colorado)silt the river carried from the mountains.
i do not know sorry lol lol lol [] [] {+.+}
Hoover
The Colorado River looked red so people called it Colorado which is Spanish for red.
The only desert that comes to mind is the Colorado Desert through which flows the Colorado River. It is actually a sub-division of the Sonoran Desert.
Colorado means colored red named by a spanish explorer by the red highlights of the Colorado River.
Colorado River.
The Colorado River runs through the Grand Canyon