Looking for an unforgettable national park adventure this June? Travel enthusiast Sarah McDonagh has curated a list of 16 ...

Need to know: Pete Carroll's first quarterback in rebuilding the Trojans program for the 21st century, Palmer won the Heisman ...

This Earth Day, people across Arizona are coming together to celebrate our planet and pledge new ways to protect it.

From Lowell Observatory to Kitt Peak to Mount Graham, here are the 11 best planetariums and observatories in Arizona and ...

National parks have been pulled into a federal political squabble — but the controversy has only made Americans' appreciation ...

Two Arizona national parks were named among the best parks for seeing wildlife like mountain lions, bison and birds. Here's ...

This National Park Week should be unlike any other. Because this year our parks are threatened like never before.

You can't go wrong with either of these hikes in Arizona, whether you choose the South Kaibab Trail or the Sun Valley Mine ...

From Maine to Florida, the U.S. National Park System offers more than a few gems on the East Coast. Many or all of the products on this page are from partners who compensate us when you click to ...

A new trail in this southern Arizona ... six Dark Sky parks and communities in the area. Nine people are crammed in a tiny room with no ceiling on the grounds of Kitt Peak National Observatory.

The West Coast and the Mountain West consistently top the list for best hikes, but you can still find some dreamy vistas on the East Coast – and even the Deep South.