Rippling sand dunes frozen in the Arizona rock.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

Ancient pueblos built into the base of a natural canyon wall.

A spiritual vortex among the red rocks in Sedona.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

An urban laboratory.

These free-roaming horses were once destined to disappear from the land.

A natural history wunderkammer in the middle of the desert.

Some of Arizona's best spit-roasted tacos al pastor can be found at a weekend swap meet.

Rusting dinosaurs frolic at the entrance to this roadside "snake sanctuary."

The graffiti-covered ruins of an abandoned trading post in the middle of Navajo Nation.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

This small interfaith chapel lies not far from the rim of the Grand Canyon.

Outsider Art Community.

An off-the-beaten path cave with an underground lake.

Every year, festive decorations appear on this juniper tree located in the median strip of a busy highway.

This small memorial is dedicated to the Perryville State Prison firefighters who perished fighting the Dude Fire in 1990.

A stone pillar commemorates the surrender of the extraordinary Apache leader.

This quiet chapel was central to a community of settlers who reclaimed an abandoned fort.

A replica of the flagpole that gave a frontier town its name.

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

These elusive, isolated rodents evolved into a distinct, locally iconic subspecies.