A giant cement churn carries the legacy of American resilience, unity, and greed.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

Every president in history is immortalized in bronze in downtown Rapid City.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

This amazingly preserved Gold Rush town is a historian's dream.

For more than 50 years, an iconic sign has greeted visiting “fudgies” to the Traverse City area.

The structure has welcomed visitors to this scenic harbor city on Lake Michigan for many decades.

Like Mardi Gras, only everyone's a pirate.

This mass grave for victims of a massive hurricane remained hidden until 1991.

This shop also boasts some sweet memorabilia from "Willy Wonka and the Chocolate Factory."

Native Americans built this circle of stones, which was used to predict astronomical events.

The world's first aircraft factory has been hiding inside an automobile plant for almost 80 years.

Take a drunken tour inside the world's largest known geode.

Where beautiful signs live on forever.

A physical reminder of Earth's ancient past, this rock results from the photosynthetic processes of some of the oldest forms of life.

Advice-columnist's bell tower, paid for with pennies.

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

The world's oldest operating jazz club has been in operation since May 1934.

This feline raises a friendly paw at drivers barreling toward the freeway.

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

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