GRAND CANYON NATIONAL PARK, Ariz.— Tribes, conservation organizations and community groups today defended Baaj Nwaavjo I’tah ...

With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.

The Earth’s Grand Canyon took millions of years to carve, but the moon’s grand canyons took about ten minutes.

If you've already seen the Grand Canyon, make your way to this North American canyon that's even bigger (and that actually includes six canyons in one).

Plan a winter trip to the Grand Canyon with our winter guide to the Grand Canyon. Don't let a little snow keep you from ...

The long wait will soon be over. Shall we see everything we know about Grand Theft Auto 6 so far? Let’s get going. What is Grand Theft Auto 6? Grand Theft Auto 6 is an upcoming action-adventure game ...

GRAND CANYON NATIONAL PARK, AZ (AZFamily) — People can once again enjoy a hike at Arizona’s world-famous natural wonder. The National Park Service said on Wednesday evening that inner canyon ...

GRAND CANYON NATIONAL PARK, Ariz. – A chlorine gas leak at Grand Canyon National Park’s main water supply has forced park officials to close all inner canyon corridor trails. Officials said the leak ...

Trails in Grand Canyon National Park were closed due to a chlorine gas leak. Chlorine is used as a disinfectant in the Roaring Springs area of the park. The trails have since reopened NORTH RIM ...