Our America the west : the Colorado River

Portrays the source, course, and surrounding area of the Colorado River, showing the Colorado Basin as the product of the climate and topography of the region. Includes scenes of the Continental Divide, Black Canyon, the Gunnison, and the Grand Canyon. Shows federal regulation of grazing, governmental river men on the San Juan, and federal hydroelectric projects such as the Hoover Dam. Uses animated maps to describe the geographic characteristics of the region.