The Grand Canyon park covers 1,900 square miles and gets 4.6 million visitors a year. It is big: 277 miles long and up to 10 miles wide. It can be 5,000 to 6,000 feet deep with 20 layers of rock.

This beautifully scenic byway is a great option to drive through the landscape around the Grand Canyon National Park.

Editor's Note: This segment was rebroadcast on May 25, 2020. That audio is available here. This is part I of our Grand Canyon Centennial series. The Grand Canyon in Arizona is among the world’s ...

Grand Canyon May Be Older (And Younger) Than You Think About 6 million years ago, a new mineral analysis suggests, a mighty river zigzagging across the Colorado plateau may have found its way into ...

The Grand Canyon's age and formation in the Colorado Plateau have been long-standing geological mysteries, but data of the deep earth structures below the region are providing clues.

Sitting near the head of the Grand Canyon, the Kaibab uplift is a 650-foot (250-meter) barrier that any prehistoric lake or river must have carved through before dropping down into the future gorge.

Palisade Historical Society. This stop for travelers was at the entrance to Plateau Canyon during the 1950s and early 1960s, until it was moved for Interstate 70.

You hike down into the canyon and then hike back up out of the canyon. But the Widforss Trail on the North Rim is different: It’s a plateau trail that stays above the rim. In fact, […] ...