This improbable contraption was passed down through five generations of industrious Tennesseans.

A heartwarming message to those entering and departing Music City from above.

The R&B singer's modest church guarantees a religious experience, regardless of your beliefs.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

An engraved boulder marks the spot where Patsy Cline's life ended in a plane crash.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

The site of the climactic scene from the classic horror film is now a historic landmark.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

A winding path built in secret on the edge of the continent.

Resting place of Hollywood's immortals is also site of summer film screenings.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

A layered tribute to the work of mosaicist Isaiah Zagar.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

New York's oldest magic store.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

The legendary building that needed ghostly approval before being built.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

A 140-year-old castle with underground caves hidden in San Francisco.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

A suburban museum tells the story of a historic transportation network and even provides rides in antique trolley cars.

Tiny observatory made big contributions to the study of the Earth's motion.