One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

This cave holds a surprisingly colorful variety of geological oddities.

A bypass decorated with large wooden troll carvings.

A public art project at Bde Maka Ska that educates visitors on Dakota history.

The first home and studio that belonged to the famous architect.

Meet Rita the Rock Planter, one of Danish sculptor Thomas Dambo's enormous wooden trolls.

This super steep hike ascends 2,000 feet in less than a mile.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

A hidden canyon deep in the woods of Indiana offers visitors a spectacular experience in nature.

On the grounds of this study, Lew Wallace composed "Ben-Hur: A Tale of the Christ" and many other works.

Nature and art meet in this curvy creation

This multisensory alley has the ability to remind bustling citygoers to stop and smell the roses.

This stately clubhouse has showcased German-American culture for over a century.

Louis Sullivan’s dark, swirling cast-iron designs envelop a popular department store in this Chicago landmark.

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

The last remaining vestige of a popular 1999 public art display.

A renovated hotel is bringing new life to a nearly-abandoned mining town in Colorado.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

Despite a legend that says this highest peak in Oregon was climbed in high heels, scores of people have died on its slopes.

A wonderland of caves in eastern Iowa.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.