A small portion of identified uranium resources in the United States are found in the Grand Canyon mineral withdrawal area.

You can also follow the Bright Angel Trail (on foot or by mule) from the Grand Canyon Village down into the canyon. This 12-mile round-trip trail offers close-up views of the Colorado River and ...

swells the Colorado River. By the time the river courses into Arizona and roars into the plateau country's most dazzling feature, the Grand Canyon, it is plowing a furrow more than a mile deep.

Here, near the city of Grand Junction ... across the arid landscape of Western Colorado. Here, the rocky Colorado Plateau ...