The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Elvis's own personal tropical hideaway.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

All that's left of the quintessential "cabin in the woods."

A curiosity-seeker's paradise set inside a three-story historic school house.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

The largest cemetery in Louisville is the final resting place of Col. Sanders and Muhammad Ali.

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

This 19th century mansion façade adorned with immigrant patriotism is a symbol of Louisville’s history.

This boulder stays on its mountain thanks to a huge chain and on the map due to local legend.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

This memorial to the Mercury Seven astronaut stands at the site of his former elementary school.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

The chiseled jaw of this forgotten American hero still stands tall in a small Indiana town.

Along this stretch of Indiana roadway resides a giant insect composed entirely of scrap metal.

This former Indiana quarry has been transformed into a park and SCUBA site where divers can explore the drowned mining equipment.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

This small hut in the middle of a parking lot was once the wooded sanctuary of the 'Hermit of Montrose.'