Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

This steamer is known as "The ship that built Cleveland."

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

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

Detroit’s Eastern Market has been transformed into an outdoor museum with colorful murals that address social issues and symbolize the city.

The collection of ceremonial and cultural objects spans many countries and hundreds of years.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

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

One man's attempt to create an artistic wonder on a run-down block in Detroit.

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

The legacy of baseball great Roberto Clemente is preserved in a retired Pittsburgh fire station.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

There aren't too many operational funiculars around, but Pittsburgh has two!

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

Victorian-era Egyptomania left its mark on this Nashville landmark.

A local landmark with generations of spraypainted messages, and more being added each day.

Holding the most bodies of any cemetery in the United States.

A collaborative art project that transformed a neighborhood in NYC's Queens.

This magnificent market stands as a poignant symbol of the suffering caused by the Spanish Civil War.

A celebration of solstice followed by a fiery purging of evils.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.