North American Beaver
Nature

North American Beaver

There’s no mistaking a North American beaver (Castor canadensis) for another semi-aquatic mammal, such as an otter. Beavers are bigger, beefier and,...
A young organ pipe cactus grows amid saguaros and ocotillos in Organ Pipe Cactus National Monument’s Alamo Canyon. | Paul Gill
Latest Feature

The Perfect Weekend in Organ Pipe Cactus National Monument

When European immigrants ventured into the southwest corner of Arizona Territory in the late 19th century, they considered the Sonoran Desert a...
RIGHT: The Lower Cliff Dwelling at Tonto National Monument is the ruin most accessible to visitors. | Laurence Parent
Culture

The Cultural Parks

Tonto National Monument Also a cultural melting pot, the site now known as Tonto National Monument was one of the most densely occupied areas for...
Photo by Larry Lindahl
Latest Feature

Arizona National Parks Guide

Glen Canyon National Recreation Area Year Designated: 1972 Area: 1.25 million acres (Arizona and Utah) Wilderness Acreage: None; however, 588,...
What remains of a Sinaguan cliff dwelling clings to the canyon wall at Walnut Canyon National Monument. This view is from the Island Trail, which traverses another set of ruins. | Tom Bean
Around Arizona

I Want To Go Back to Walnut Canyon

The memories are starting to chip a little. Like nail polish on fingers that have plunged too many times into the dishwater or planted too many...
Photograph by Jeff Maltzman
Around Arizona

Juan Bautista de Anza National Historic Trail

In October 1775, as a nascent United States was breaking away from Great Britain on America’s East Coast, Juan Bautista de Anza and a party of some...
Photo by Bruce Taubert
Nature

Rufous Hummingbird

The idea of traveling 4,000 miles can be daunting, but not for rufous hummingbirds (Selasphorus rufus). They routinely fly that far as part of their...
Photograph courtesy Arizona State Library, Archives and Public Records
History

Mill Avenue Bridge

The Mill Avenue Bridge crosses Tempe Town Lake, connecting the lively bars and restaurants of Mill Avenue and student life of Arizona State...