This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

Down the road from where the Wright brothers lifted off is another flight tribute practically hidden from sight in the woods.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

An overlooked memorial honoring the local Washington residents who died in World War I.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

One of the oldest, tallest, and most haunted lighthouses in America.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

A gleaming white tower in ornate Indian style soars above the low-slung bungalows of north Tampa.

This funky outdoor gallery in Florida is filled with whimsical recycled art installations.

This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

A piece of outsider public art accompanied by a strange urban legend.

This 19th century mansion façade adorned with immigrant patriotism is a symbol of Louisville’s history.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

This hidden jockey “walk of fame” celebrates the winning riders of the Kentucky Derby.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

A retired tobacco farmer's pet project turned into a sturdy miniature city.

This shale formation along the Appalachian Trail once inspired the third president of the United States.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

Rock face that shares a name with Mary Shelley's famous doctor.