The world's largest collection of porcelain "veilleuses-theiere," or night light teapots, includes four that belonged to Napoleon.

An unknown Hall of Fame in Jackson, Tennessee.

An engraved boulder marks the spot where Patsy Cline's life ended in a plane crash.

An oversized metal construction of Billy Tripp's moods going through life.

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

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

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

Railroad came. People came. Railroad left. Town died.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

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

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

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

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

The only building in Louisville (hopefully) that contains two ancient holy skeletons.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

Over 200 people were buried here with only a small stone to mark their final resting place.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

An impressive collection is dedicated to the legendary beast.

Moonbows over Kentucky.

Crumbling ruins mark the site of a couple's grisly murder in the woods.

The secret city built by the Manhattan Project.

Enormous lake at the bottom of a unique cave system.

One person's lost luggage is another person's treasure.