The Petrified Forest and Painted Desert are uniquely Arizona road trip destinations. Here's why it's worth the drive and what to see along the way.

The Petrified Forest National Park highlights the prehistoric aspects of the Grand Canyon State. Visitors can see dinosaur fossils and petrified wood while basking in the surreal landscape of the ...

The Petrified Forest National Park highlights the prehistoric history of the Grand Canyon State. Visitors can see dinosaur ...

Though distinct disciplines, both paleontology and archaeology use similar technologies and methods in their work and show ...

A stunning composite image, made up of three years' worth of satellite photos, shows the ancient lava of Libya's Haruj ...