A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

A psychological self-portrait in the form of a giant, segmented head.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

Rural churches in the middle of nowhere with religious frescoes by famous artist.

A former Oz-themed attraction that has fallen into disrepair, but still holds some of the original magic.

Joe Minter is only doing the work of God in his yard, he says.

Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.

The beauty of urban decay, hiding some dark secrets.

The Battle of Atlanta in 360 degrees, featuring a corpse that bears a striking resemblance to Clark Gable.

An underground magnet for ever-changing street art.

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

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

A curious whirlpool formation supposedly capable of entangling or engulfing branches, tree trunks, or whole rafts full of hapless tourists.

This structure among the trees was the result of divine inspiration.

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