On a visit to the Grand Canyon in 1903, Theodore Roosevelt remarked, “The ages have been at work on it, and man can only mar it. What you can do is to keep it for your children, your children ...

The Grand Canyon is vast, covering 1,218,375 acres and 1,904 square miles across Arizona. Here's what to know.

A 67-year-old man hiking in the Grand Canyon National Park died on a trail while hiking in extreme heat, which possibly ...

Editor's note: This article is the second of three-part series breaking down the needs before trying endurance hiking and how to accomplish the toughest Grand Canyon hike safely and responsibly ...

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