Hikers sometimes take a short side trip to the site of Bridal Wreath Falls — which may or may not be running depending on ...

As the trail wound its way into Arizona's Sky Islands, the region's biodiversity was on full display, as were the threats from rising temperatures.

Each side of Saguaro National Park offers a visitor center with restrooms and watering stations. Visitors will find maps, ...

As the holiday draws near, garden centers and grocery stores fill up with brightly blooming plants called Christmas cactus. But many of these colorful plants are actually a close cousin, the ...

Saguaro Park in southeastern Arizona, near Tucson, offers a landscape unlike anything you’ll see elsewhere. The park hosts ...