From Mexico to the mountains, Arizona’s hummingbirds are on the move. Here's when and how to spot them in Arizona.

This lake in Arizona's mountains is a haven for outdoor adventurers, with incredible fishing, boating, and hiking ...

Across the Arizona-Sonora Desert Museum's 98 acres, you'll find 230 animal species – including hummingbirds, coyotes and string rays – along with 1,200 local plant species. Next to the ...

A sun-swept corner of the Painted Desert draws more than 600,000 visitors each year. While most come to see one of the world's largest concentrations of brilliantly colored petrified wood ...

Desert tortoises have lived in the deserts of California, Arizona, Nevada and Utah since the Pleistocene. In the early years of the 20th century, they still thrived within the Southwest's arid ...

There's a 2-mile-long crack in the desert of Arizona. At 10 feet wide and up to 30 feet deep in some parts, it is the largest of its kind. It continues to grow. Follow BI Video: On Twitter More ...

The “Dinos in the Desert” exhibit fills the Arizona-Sonora Desert Museum with 10 different dinosaur and pterosaur installations spread throughout the museum grounds. Until April 27 ...