A canyon is a deep, narrow valley with steep sides. Here on Earth, canyons are typically formed by long-term erosion from ...

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

While a visit to the Grand Canyon is mesmerizing and worthwhile, it's not necessarily easy. We consider the closest and most ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

To get there, you’ll have to hike a vertical mile into the depths of the Grand Canyon. This sought-after campground fills up quickly, so plan ahead and get your permit early. A few walk-in permits may ...

Selfie-related deaths continue to occur all over the world. These are ten of the most dangerous spots around the world to to ...

A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a ...

Whether it's an anniversary, a birthday, a holiday, or just because, here are five romantic Airbnbs in Arizona for you and ...

On Monday, a federal judge upheld National Monument protections on parts of the Grand Canyon. On Wednesday, the Navajo Nation reached an agreement with Energy Fuels, the nation's largest uranium ...

See reviews below to learn more or submit your own review. Grand Canyon Skywalk is a unique attraction in Grand Canyon West. It's a 10-foot-wide, horseshoe-shaped glass bridge that extends 70 feet ...

This lightning bolt-like trail gashes its way through the dark cliffs of 2-billion-year-old Vishnu Schist, the oldest rock in the Grand Canyon. Avoid hiking this section during the hottest part of the ...