Millions of people visit the Grand Canyon each year. But this year will be different for one portion of the national park. A ...

A geologic cross section of the Grand Canyon, described along the Trail of Time, includes the following layers from youngest to oldest: Kaibab Formation — 270 million years ago. Toroweap ...

Although Tasmania and the Grand Canyon are about 8,500 miles apart today, they were actually once connected as a part of an ...

The Grand Canyon. A fresh analysis of rocks exposed in the side of the canyon is changing an 80-year-old textbook model and our understanding of the Cambrian Explosion.

How far is Grand Canyon from Phoenix? It depends on your route. Here are 4 ways to go. While the Grand Canyon is possible in a day from Phoenix, it's about 230 miles driving distance each way.

Only a tiny fraction of visitors die at the Grand Canyon. The number of fatalities pales in comparison to the number of visitors, which ranged from 4.5 million to 4.8 million each year from 2021-23.