In a largely deserted ghost town, a little brick building recalls its history as a gold rush hub and haven for outlaws.

This southwestern historic site was designed and built by an artist who wanted his work to "feel at home."

This church on a Tohono O'Odham reservation has stood since 1797.

The Magical World of George Phar Legler.

A living museum of curated gardens honors 4,000 years of agriculture in the Santa Cruz River basin.

Two massive and unstable sinkholes are yearning to unite, and their consummation could be catastrophic.

A museum dedicated to the alleged Roswell Incident.

Inside this small museum resides a strange mix of miniature collections passed down over time.

The symbol was surreptitiously built into the river bank by German prisoners of war.

This subterranean passage reveals the city's mining history as well as its legendary terrors.

A historic cemetery doubles as a museum containing hundreds of unique tombs sculpted by a single artist.

A series of sculptures depict the actors who starred in the many cowboy movies shot in this Mexican city.

A place to learn about the history and culture of Mexico's largest Anabaptist group.

Mariners once used this prehistoric landfill as a navigational landmark.

You can release a young butterfly at this beautiful indoor garden.

The ruins of the bathhouse used by the ill-fated last Aztec emperor still lie in Chapultepec Park.

This church devoted to Mexico's "dead saint" is a festive celebration of a formerly hidden religious figure.

This modern theatre is housed inside a convent constructed more than 300 years ago.

The hallowed remains of a 900-year old Ancestral Pueblo great house.

One of the American Southwest's most extensive collections of Navajo rock art.

Legends surround this jagged rock formation in the New Mexico desert.

Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

In 1967, murder and mayhem disrupted the tranquility along this quiet stretch of Old Route 66.

On the side of a remote mountain, a stone face bearing an inscription of mysterious origin.