This geologic map provides a detailed look at the area around the Grand Canyon. Lines represent geologic faults and folds. At their core, maps facilitate understanding and exploration. With maps ...

In the afternoon, while his crew set up camp for the night, Powell would often climb into the canyon to investigate. Much has been learned about the geology of the Grand Canyon and about the ...

The center of Arizona is in a small town, which might surprise you. Here's what to know about the center of Arizona and how to find it.

But according to U.S. Geological Survey data, 15 springs and five wells inside the Grand Canyon area have levels of uranium that are considered unsafe to drink, due in part to incidents in older ...

The data allowed the team to construct maps of the region, including the basin and its surroundings. The measurements showed these two canyons were similar in width and length to the Grand Canyon.

Grand Canyon Visitor Center: Watch an introductory movie, check out the relief map, sit in on a park ranger ... in this 1906 family home. Yavapai Geology Museum: Learn about the forces that ...