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

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

Zion National Park to Grand Canyon road trip guide • Discover the best route, scenic stops, travel tips, and must-see ...

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 ...

Projectiles flying faster than bullets from a blast 130 times bigger than the global nuclear stockpile helped form giant lunar canyons, according to a new study.

Arizona may not have any ocean-front property. But if you're looking for a beachy getaway, the Grand Canyon State still has you covered. Lake Havasu City is tucked along a bend of the Colorado River ...

Grand Canyon plays the Utah Valley Wolverines after Tyon Grant-Foster scored 24 points in Grand Canyon's 83-74 victory over ...

PHOENIX (AP) — Tyon Grant-Foster and Makaih Williams scored 16 points apiece as Grand Canyon beat Utah Valley 75-57 on Saturday night.

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

While some of those 80s will get close to temperature records in the Valley, the mountains in northern Arizona may also break some records. An Arizona family wants to remind everyone to stay safe ...

This proposal was less than five miles from Grand Canyon National Park and included two dams, one across a canyon east of the Little Colorado River and another on the Little Colorado River itself.

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