This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

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

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

Cherokee alphabet, proof of ancient North American Jews, or just a hoax?

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

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

The ruins of this once-grand mansion are linked to one of the country’s most popular clothing brands.

A former drinking water storage reservoir transformed into a sunken garden.

A historic bridge no one is allowed to cross.

A man's home is his castle.

Dine on ceviche tacos in the sea at this floating restaurant only accessible by boat.

A nearly century-old amusement park is quietly decaying in a riverside forest in South Carolina.

An ornate abandoned schoolhouse hidden in the woods near a decaying mill town.

A psychological self-portrait in the form of a giant, segmented head.

This scented city oasis was a labor of love.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

A beautiful, historic location open to the public.

One of the earliest bowling lanes in the U.S. doubled as a sewing school during a time when women had little job opportunity.

This dilapidated castle-like structure overlooks the Hudson River at one of its widest points and was once home to nuns.

You can row a boat through this ancient underground reservoir.

This oddly beautiful water cistern is a techno-temple to the wet stuff and a multimedia masterpiece.