The Dragon Bravo Fire has shut down the North Rim of the Grand Canyon for the rest of the 2025 season, but there's still plenty to do if you have a trip planned up north.

Arizona groundwater is a lifeline that sustains cities, tribal communities, farms, and plants and animals. Learn the basics.

The resulting Nankoweap landslide would have dumped enormous limestone boulders into the river corridor, creating a temporary ...