Bad farming practices caused this unnatural natural wonder.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

Instead of becoming a power plant, this abandoned complex became a massive letdown.

One man's ambition created this psychedelic log home.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

Once a place of peaceful repose, this sanitarium now faces an uncertain future.

An ominous concrete cube cuts a dystopian silhouette atop this California mountain.

Crumbling ruins mark the site of a couple's grisly murder in the woods.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

A former connection to City Island, it has been abandoned since the 1930s.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

This overgrown Illinois water park offers a whole new type of adventure.

The only runway directly into the magic kingdom has been closed since 1972, but it still sings to you if you drive fast enough.

This railroad tunnel was once the longest in Massachusetts.

This airfield is home to a number of retired vintage planes in various states of disrepair.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

No one really knows how these old hobby horses got here, but the herd keeps growing.

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

This old cement mine has been used as everything from a mushroom farm to a recording studio.

This mining town boomed in the Atomic Age when uranium was gold, only to be abandoned when the industry collapsed.

An abandoned asylum where patients have been forgotten but their possessions remain.