Walk out over the Grand Canyon to peer thousands of feet downward into the red cliffs, enjoying some of the most dramatic views in all of Arizona.

Monday marks 108 years since the Grand Canyon was declared a National Monument. It's "the one great sight which every American should see," according to Theodore Roosevelt. As the only of the Seven ...

The Grand Canyon has long been held up as a textbook example of slow, steady erosion carving a young gorge into ancient rock. New research is now challenging that familiar storyline, suggesting the ...

GRAND CANYON NATIONAL PARK, AZ (AZFamily) — The National Park Service announced on Thursday that selected areas of the northern rim of the Grand Canyon will reopen to the public beginning next month, ...

The historic Grand Canyon Lodge North Rim was destroyed by a wildfire. Alternative destinations include Grand Canyon West and Zion and Bryce Canyon national parks. Grand Canyon South Rim is open ...

Add Yahoo as a preferred source to see more of our stories on Google. A view of Grand Canyon West's rock formations and the Skywalk. - Piotrsurowiec/Getty Images The Grand Canyon is one of the world's ...