A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

Less a museum than a bizarre fantasy world created by artists and engineers.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

This magnificent Cincinnati graveyard is also a popular public park.

The oldest brick house in the state of Ohio.

This granite rock face is named for the magnificent reflection that occurs when the sun hits it just right.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

This grave marks the final resting place of a legendary frontiersman... unless it doesn't.

This two-room shotgun shack in Tupelo is the birthplace of a King.

Unique tower has outlasted a takeover of the company.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

Kentucky's longest operating jail is now a spooky spot to spend the night.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

A local scoured more than 1,000 acres for stone to create his masterpiece.

One of the few surviving "Wigwam"-themed motels.

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

The remains of this visionary community can still be found much as it was a century ago.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.