With 1,000 full-time employees out, and the fate of thousands more seasonal workers unclear, tours are being canceled and ...

Explore this little-known canyon in Iowa. Home to intriguing caves, miles of trails, and diverse wildlife, this is one of the ...

Saguaro National Park has announced that its visitor centers will be closed on Mondays "until further notice," amid the Trump ...

What we know about southern Arizona bats that tested positive for a fungus tracked by the Arizona Department of Game and Fish ...

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 ...

Grand Canyon National Park visitors are being warned about long entry lines after Trump administration layoffs hit Arizona’s ...

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 body of a 20-year-old California man was recovered at the Grand Canyon National Park on Feb. 10. The National Park ...

Happy Statehood Day, Arizona. From Stevie Nicks and the Colorado River to creosote and Camelback Mountain, here's why we love ...

The body of a California man, a car, and various car parts were found 1,000 feet below Grand Canyon's South Rim.

At about 8 a.m., February 10, emergency crews at the Grand Canyon were notified of a report of a broken rock wall and ...