A monument to the egos of two railroad magnates that fell into decline along with their careers.

Miraculous tree that seems to sprout out of solid rock.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

This hot dog-shaped diner has moved all around Colorado, never been to New York.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

This unique shop is full of memento mori art, antique medical equipment, secret society paraphernalia, and historical relics.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

A house of courtship where the Jazz Age's most storied lovers got their start.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

The greatest collection of New Orleans masking and processional traditions covering everything from Baby Dolls to Skull and Bone gangs.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

These aggressively sustainable art homes look like something out of 1970's science fiction.

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

When ecosystems collide in the arid Southwest.

The largest self-built castle in the U.S., six decades in the making.

This three-mile concrete levee in Pueblo, Colorado was transformed into the world’s longest painting.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

The highest bridge in America was built for an almost unnervingly small amount of money.

There are eight natural springs around town, each with a slightly different taste.