An old saloon in the West filled with history, and according to some, a few dozen ghosts.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

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

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

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

A spiritual vortex among the red rocks in Sedona.

A motel dedicated to Southwestern nostalgia.

Limestone caves with spectacular showcase chambers.

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

The world's largest military aircraft cemetery.

What is the Thing?

See massive fossils that are over 200 million years old in northeastern Arizona.

An urban laboratory.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A reproduction of earth's many biomes.

An homage to everyone's favorite prehistoric cartoon family.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

A geological mystery on Camelback Mountain.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.