The oldest bridge in South Carolina may have been designed by the same man who created the Washington Monument.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

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

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

This "Plant Farm Museum" is home to the divinely inspired and visionary outsider artwork of Reverend Howard Finster.

Live long and prosper in Tennessee.

This historic train station has been converted to a locomotive themed hotel.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

Mile-long cave system near Great Smoky Mountains.

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

This tiny abode has been covered in the art of the little old lady who made her life and living there.

After he picked up a brush at the age of 47 this simple barber turned his entire home into a canvas.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

This historic mansion was built as a symbol of love between a husband and wife.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

These medieval tunnels provided water to the city above through centuries of civil war and plague.

Two women with a flair for both adventure and artful clutter created this singular round home.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.