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

Limestone caves with spectacular showcase chambers.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

A reproduction of earth's many biomes.

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

Rippling sand dunes frozen in the Arizona rock.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

A mysterious "wedding cake" castle in the middle of the urban desert.

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

This small, unassuming street is now a canvas for color and creativity.

The historic “pink house on the hill” is an architectural gem that now serves as a center for water conservation.

The first permanent memorial to a unique secret weapon of World War II.

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

A self-built castle made by a mysterious man.

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

This edible park is open to any and all foragers.

A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

A giant Troll lurks under one of Seattle's oldest bridges.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

Rare collectibles from automated musical instruments to 250 unique automobiles.