These sites of national significance hold surprising treasures no less wondrous than the big-name destinations, potentially ...

A group of former national park superintendents is calling on the Trump administration to close the parks to visitors in case of a government shutdown.

As the demand for poached cactus on the international black market grows, the Phoenix garden seeks to educate the public on ...

Discover top U.S. hiking spots for birdwatching this September, from Yosemite's granite cliffs to Big Bend's diverse habitats.

Fall brings a special kind of magic to the iconic Saguaro National Park in Arizona. Here's what makes this season one of the ...

From massive glaciers to sun-soaked beaches, national parks offer some of America’s wildest and most iconic landscapes.