A small island hides in plain sight on Austin's Lady Bird Lake.

A tall smoke stack and boarded-up buildings are all that's left of the pioneering plant.

A mysteriously abandoned campsite in San Angelo State Park.

Two massive and unstable sinkholes are yearning to unite, and their consummation could be catastrophic.

An old abandoned pharmacy building in Texas is brimming with collectibles and images of the little tuxedoed pooch.

A sculptor's dream castle turned fantastical ruin.

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

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

A 120-year-old legend concerning an empty circular patch in the North Carolina woods.

An eerily abandoned stone tower is all that remains of a demolished dam on Cape Fear River.

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

This abandoned lighthouse looks like a rusting oil rig, but has managed to survive a number of storms.

This stunning home looks like it belongs in medieval Europe, not North Carolina.

The humble gravesite of the man who failed to cash in on his Pepsi-cola goldmine.

The scene of the largest surrender of Confederate troops at the end of the American Civil War.

A young state senator's deathbed plea to be buried inside a rock resulted in this unusual grave site.

The Cadillac Ranch for monster truck aficionados.

From failed port town to Civil War fort, the ruins of this former defense saw their finest day in the television age.

Art Deco urban decay at this historical building.

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

The wooden house where the jazz great learned to play the piano.

A forgotten sea village stands silent after hurricanes deemed it obsolete.

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

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.