Move over, Grand Canyon! If you're looking for a unique Arizona location that features gorgeous views and beautiful history, you'll want to check out this one.

The Yarrow's spiny lizard lives in a narrow band of the Mule Mountains, but its numbers are declining as temperatures warm ...

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

Every fall, when the aspens turn gold and the elk start bugling down in the canyons, a lot of us head out with a rifle or a ...

If you're seeking an escape to one of America's natural wonders but want to avoid the crowds, head to the "Grand Canyon of ...

Image via Shutterstock A mule deer buck is making a stir online thanks to its bizarre antler break. The animal's right antler ...

The Center for Biological Diversity has petitioned the U.S. Fish and Wildlife Service to safeguard the Mule Mountains ...

The Center for Biological Diversity petitioned the U.S. Fish and Wildlife Service today to protect the Mule Mountains population of the Yarrow’s spiny lizard under the Endangered Species Act.

A migration corridor that allows jaguars and ocelots to cross into the U.S. is the latest border wall construction zone.