In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

Mile-long cave system near Great Smoky Mountains.

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

An ode to "The Queen of Appalachia."

An abandoned town is hidden in Great Smoky Mountains National Park.

This small stone building, the final work of a renowned artist, offers a peaceful environment with radiant, colorful glass windows .

Controversially claiming the title of world's biggest bass drum, UT's Big Bertha was once made radioactive by the Manhattan Project.

To honor a beloved Austin radio DJ a neighborhood bridge has been covered in a loving mosaic.

Roadside Americana, fairy tale characters, and Austin quirkiness come together at this magical course in the heart of Texas' capital city.

A grove of colossal man-made flowers built to collect the sun's rays.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

Step back in time on this preserved 1800s farm.

Some North Carolina Cherokee have been keeping their history alive for decades with a single play.

This 19th-century building inadvertently preserved the handprints of its builders within its walls.

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.

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

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

World War II-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Erotic art covers the walls of the largest ancient pleasure palace.

The walls and streets of the ancient city are peppered with penises.

This grisly effigy displays an early Christian martyr who was skinned alive and beheaded.

Step inside Lucy, the world's largest "elephant."