This humble star-gazing center touts itself as the "Birthplace of American Astronomy."

This relatively recently abandoned brewery is a tragic reminder of the continuing effects of Hurricane Katrina.

A delightful park featuring homemade scale replicas of dinosaurs, tucked away in the Tennessee mountains.

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

An abandoned railroad tunnel forgotten by time awaits inquisitive hikers.

This ever-changing arrangement of naked dolls even caught the attention of "The Walking Dead" crew.

Like Mars, but much closer.

Scattered around Atlanta are little doors with big charm.

The small first-floor apartment where the author wrote her Pulitzer Prize-winning book 'Gone with the Wind.'

This angular brutalist playground turns playtime into modern art time.

The shortest in the world, this landing strip stretches a mere 1,312 feet before steep cliffs on either end plunge into the Caribbean.

Small church built in the 19th century for whites and slaves to worship together.

An underground magnet for ever-changing street art.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

Mai Tais and Navy Grog served up in one of the original tiki bars.

This stone is a marker of one millionaire's personal vendetta against gravity.

Tour the sci-fi-esque reality of governmental disease management.

The remains of one of America's first radiation testing grounds still rest ominously in a Georgia forest.

3/4-scale model of the White House in Atlanta, Georgia.

The world's first time capsule lies behind a welded steel door in Atlanta.

One of the world's largest automobile junkyards is a unique landscape of metal and moss.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.