A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

Hidden on a cattle ranch in Arizona, this bookstore has been celebrating Southwest literature for more than 40 years.

The largest copper mine in Arizona, this enormous open pit emerges from the hills like an alien landscape.

This oasis-like spring in the Sonoran Desert is home to unique, endangered species.

One of the oldest Mexican restaurants in the United States air-dries its trademark beef in a dangling outdoor cage.

Religious statues built because of one man's bargain with God fill this peaceful sculpture garden.

Legend says train robbers stashed their gold within the depths of this unusual cave.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

The cinder cone volcano with a less than complimentary name.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

A mysterious spirit totem at the edge of Navajo lands.

An artificial crater field that trained astronauts for lunar exploration.

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

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

Site of a former hidden treehouse in New Orleans.

The world-record holder for the longest bridge stretching continuously over water.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

This monument to the victims of a tragic explosion is said to turn and look at passing cars.

Stay in a room with a view... of the bottom of the ocean.

A haunted hill that supposedly defied gravity.

The highest point in South Carolina was once owned by an energy company that neglected it but now the state is taking it back.