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

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

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

Walk the whole Mississippi River!

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Home to drunken tower-climbing goats... seriously.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

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

Mile-long cave system near Great Smoky Mountains.

More than five miles of underground passageways.

Visit this playground of waterfalls, caves and sinkholes.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

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

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

Home of an evil witch famous within southern folklore.

Enormous lake at the bottom of a unique cave system.

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

World's largest collection of Coke-related items not held by the Coca-Cola company.

An enormous goose sits atop this nest-shaped home.

A whimsical folk art garden full of punny pieces and a diorama containing 3,500 toys.

A full-scale replica of a 1774 colonial settlement in Kentucky.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.