This lovely public park has an intriguing past and unique wooden bridges made of concrete.

This shallow cave got its name from copious amount of human bones found inside.

Unique Michigan homes look like something out of Tolkien's "The Lord of the Rings."

Opulent downtown movie theater now houses cars as an indoor parking garage.

A subterranean world of tunnels links several buildings of this rare 19th-century asylum.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

The only surviving prototype for Buckminster Fuller's house of the future.

Largest magic museum in the United States with more than half a million pieces of memorabilia.

This sprawling bookstore spans four floors and has more than a million books in stock.

This freshwater spring fills with 10,000 gallons of water per minute.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

This Tennessee manse was built so opulent that the very utilities doomed it to fail.

An attack on a prominent Black attorney's house sparked a watershed moment in Nashville's civil rights movement.

The site of the Scopes Trial contains a small exhibit dedicated to the famous case.

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

This stone memorial pays tribute to a massive shipwreck which was sadly overshadowed by the death of John Wilkes Booth.

This museum pays tribute to the Cherokee leader who created a written language for his people.

This limestone outcropping was once a ceremonial site for ancient Native Americans.

This mansion turned restaurant was once a pitstop for Al Capone during his travels.

A bronze sculpture honors the 12 black students who attended the first integrated public high school in the segregated South.

This simple, broken column marks the final resting place of one of America's most famous explorers.

The bad-ass ride of a soul legend, housed in one of the world's few soul museums.

This defunct, fortress-like prison has been the setting for several movies.

An unknown Hall of Fame in Jackson, Tennessee.