Arizona's national parks offer majestic views, a forest of towering saguaros and a look back into time with a preserved ...

Petrified Forest National Park is the kind of place that sneaks up on you. As you cruise at a brisk 80 miles an hour along Highway 40 in Arizona, a sea of sage, rabbitbush and grass stretches ...

The vehicles traveled more than 260 miles along Highways 89, 160 and 191 carrying a chemical all too familiar to the Navajo ...

The U.S. government has an official plan for a zombie apocalypse Think The Walking Dead is straight-up fiction? Well, it ...