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 ...

I found big adventure and warm weather in these national-park units spread across the Southeast and Southwest ...

From spectacular landscapes — hello, Havasu Falls — to artistic wonders, here are 10 of the most beautiful things to see in ...

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

Antelope Canyon, a striking slot canyon on Navajo land in Arizona, features breathtaking sandstone formations shaped by nature over time. With its flowing rock patterns and mesmerizing light beams, ...