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

This bridge is haunted by the ghost of a distraught mother.

This woodland architectural installation acts as a camera obscura for the heavens.

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

Now a retreat center for the faithful, it once provided training for clergy—but it began as a farm owned by a famed financier and his opera singer wife, who built a surprise in the backyard.

Neoclassical bank designed by NY architects Helmle & Huberty.

The most radioactive spot in New York City can also fix your muffler.

All that remains of a magnate's dream home is a historic gate and an abandoned public pool.

A simple midtown bar was once the home of a secretive and exclusive club staffed by "bunnies" under Hefner's strict rules.

An abandoned dollhouse factory.

A Bed-Stuy gymnasium that hosts expansive raves, performances, dance parties, and more.

A graffiti Mecca welcoming artists from around the world.

This derelict building used to house infirm Freemasons, their widows, and orphans.

Risk arrest while partying to fund art.

The first evidence of some of the Earth's earliest life was found in this fossilized undersea grotto.

Down a stairway in the East Village, you could once read a plaque describing an alternate history of a fictional version of Manhattan.

Haven for steampunks.

An abandoned horticulture institute gloomily presides over rows of derelict and vine-wrought greenhouses.

The saddest little diner in New York.

Visit the site of a subway powered by nothing more than air--and lots of it.

A historic recreation of the golden age of the Erie Canal, abandoned for some time, slowly being restored.

This abandoned factory on the Hudson River once churned out a million bricks a week.

Created by four famous men (Henry Hobson Richardson, Frederick Law Olmsted, Calvert Vaux and Thomas Story Kirkbride), the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center...but still boasts a ghost story or two!

A working metal shop and venue for outrageous art and music shows in a former cannonball factory.