The unique collection often goes unnoticed by visitors focused only on the archaeological objects.

This stunning and ethereal mural symbolizes the beauty, unity, and diversity of humankind.

The only castle in North America to ever house European sovereigns.

You’ll feel like you’ve gone through the looking glass at this contemporary art museum filled with glass sculptures of every size, shape, and color.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

Garments from across the globe call this hidden gem home.

Built some 700 years ago, this Taíno ceremonial site features ball courts, petroglyphs, and evidence of ancient astronomy practices.

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

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

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

Time travel with sweets across history at this research-based candy store.

These crumbling foundations are all that remain of the once-stately 1840s manor that gave the town of Bradenton its name.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

The oldest liquor store in the country is a model of resilience and mischief.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

This niche museum devoted to ancient religious artifacts is shaped like the very thing it displays.

The abandoned remains of this once-thriving hotel looms over the city, awaiting an uncertain future.

Puerto Rico's oldest rum producer started its 140-year-old business with "a little barrel."

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

This tiny home was originally a narrow alleyway.