Hurra! Hurra! Grand River [Colorado River] came upon us or rather we came upon that very suddenly and to me unexpectedly 5 1/2 P.M...here we float in upon the scene never before beheld by white men." ...

John Wesley Powell A professor of geology at Illinois Wesleyan, John Wesley Powell had more than just a passing interest in the layers upon layers of rocks exposed by the Colorado River.

We’re on a cliff roughly 3,500 feet above the Colorado River at the tip of the Great Thumb Mesa, a spectacular formation that thrusts out from the South Rim of the Grand Canyon like the bow of ...

The Grand Canyon Regional Intertribal Intergenerational Stewardship Expedition is now accepting applications for its fourth ...

is part of the Navajo Nation and features numerous smaller canyons carved by the Little Colorado River. Before we dive in deeper, note that not all of the Grand Canyon lies within Grand Canyon ...

Okay, armed with that information, we can join physicist, Michio Kaku and his pal, Dr Dave Thayer, looking at how the Grand Canyon was carved out of rock by the Colorado River over many millions ...

California, Arizona and Nevada are urging the Trump administration to change course on the Colorado River. The states are ...

Catherine Parker For visitors who want to feel like they are rafting the Colorado River ... of the Grand Canyon's history and a CGI animation of the canyon's geological formation.

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 ...