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

A federal judge has rejected a lawsuit by Arizona lawmakers challenging former President Joe Biden’s designation of a ...

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 ...

Here's when the highly coveted lodging at the bottom of the Grand Canyon will reopen and why one of the trails leading to it ...

On Monday, a federal judge upheld National Monument protections on parts of the Grand Canyon ... to power the state of Arizona for at least a year with carbon-free electricity, he said.

The book has 90 color photos and ... Facts About the Grand Canyon State," "Arizona’s Scenic Roads and Hikes" and "Arizona State Parks." Roger Naylor will be giving these free slideshow ...

The rustic lodge that offers one of the most sought-after experiences at Grand Canyon National Park will ... Park spokeswoman Joelle Baird told The Arizona Republic that the work was scheduled ...

From Grand Canyon to Petrified Forest to Saguaro National Park, here are the best things to do in Arizona's most beautiful places.

A federal judge has rejected a lawsuit by Arizona lawmakers challenging former President Joe Biden’s designation of a national monument near the Grand Canyon. The dismissal of a case brought by ...

We can't get enough of the spectacular views of the jaw-dropping red rock formations from this iconic roadside attraction in ...

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