In northern Arizona, near the Utah border, the community of Marble Canyon is surrounded by a distinct and stunning part of the Colorado Plateau. There are sheer, crimson-colored cliffs rising more ...

The Grand Canyon sits at the pinnacle of outdoor adventures for the fanny pack-toting traveler used to crowds. But a bit of effort goes a long way when it comes to deep dives into nature's rugged ...

In 2022, Madeleine Bryant and her father, Ned, completed the final leg of the 277-mile trail through the Grand Canyon. The duo had chipped away at the full distance over the course of 17 years, hiking ...

The arrival of summer in Arizona means the more remote side of the Grand Canyon is about to reopen. The North Rim of Grand Canyon National Park, less crowded than the South Rim but a longer drive from ...

This piece is part of a special project on deep time examining what the Western U.S. was like thousands, millions and even billions of years ago, and how that history is still visible and ...