This abandoned nuclear cooling tower casts a shadow over a bucolic town.

The quarry was abandoned over 100 years ago, after a massive ammunition explosion ended in tragedy.

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

In a pedestrian tunnel on North Carolina State’s campus resides an expressive and artistic free-for-all.

A long-forgotten Victorian swimming hole is still a fun spot for a dip.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

A plaque memorializes the Boston location of one of the largest nightclub fires in history.

This abandoned orphanage-turned-asylum witnessed a terrible chapter in Québec's history.

The roofless ruins of a church surrounded by acres of bucolic farmland.

This island castle contains enough secret passageways to support a season of Scooby-Doo episodes.

A castle built for love, and abandoned due to heartbreak.

The great American road trip, but smaller.

This disastrous New Jersey safari park saw animal attacks, escapes, and disease before being abandoned.

The final resting place of one of the United States's greatest poets.

America's first serial killer rests in anonymity.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

Where America's first doomsday cult awaited the end of the world.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.