Category
page 1Colorado River
Grand Canyon
steep-sided canyon carved by the Colorado River in Arizona, United States
Colorado River
major river in the western United States and Mexico
Gulf of California
gulf of the Pacific Ocean on the coast of Mexico
Lake Mead
reservoir on the Colorado River, Nevada and Arizona in the United States
Lake Powell
reservoir Utah and Arizona in the United States
Horseshoe Bend
horseshoe-shaped incised meander of the Colorado River in the Glen Canyon National Recreation Area in Coconino County, Arizona, United States

desert pupfish
rare species of bony fish
Imperial Valley
valley in Southern California
Glen Canyon
canyon in southern Utah and northern Arizona, United States

Lake Havasu
reservoir on the Colorado River in California and Arizona, United States
Black Canyon of the Colorado
canyon on the Colorado River where Hoover Dam was built
All-American Canal
canal in California, United States of America
Marble Canyon
section of the Colorado River canyon from Lee's Ferry to the confluence with the Little Colorado River
Joseph Christmas Ives
American explorer and botanist (1828-1868)
Colorado River Aqueduct
water conveyance in Southern California
Central Arizona Project
diversion canal in Arizona, United States
Glenwood Canyon
scenic canyon in Garfield and Eagle counties in Colorado, United States
Six Companies, Inc.
American corporate joint venture formed to build the Hoover Dam
Arizona State Route 95
state highway in Arizona, United States
Phantom Ranch
Lodge in Grand Canyon National Park
Lake Cahuilla
prehistoric lake in the Salton Sea basin of California
Lake Mohave
reservoir on the Colorado River between the Hoover Dam and Davis Dam in Nevada and Arizona, United States
Colorado River cutthroat trout
subspecies of fish
Utah State Route 128
state highway in Grand County, Utah, United States
Grand Valley
valley in Colorado and Utah, United States
Kawuneeche Valley
valley in Colorado, United States of America
Bat Cave mine
former mining operation in Mohave County, Arizona
Cataract Canyon
Section of the Colorado River