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 majority of the canyon's services and facilities – campgrounds, lodges, guided tours, etc. – are located on the popular South Rim. Because the Grand Canyon is a national park, be aware ...

The best times to visit the Grand Canyon are March through May and September through November, when daytime temperatures are cool and crowds are thin. If you decide to visit during the summer (the ...

The public lands surrounding Grand Canyon National Park contain high concentrations of uranium ore. Mining bores deep into vertical rock formations called “breccia pipes,” making uranium soluble to ...

That is longer than the Grand Canyon, which is 277 miles (446 km) from one end to the other, according to the National Park ...

People travel across the country (or the world) to peer across and into the canyon without ever stepping foot inside it. And Grand Canyon Conservancy Field Institute, a tour operator specializing ...