One of the most scenic falls in Massachusetts has a history of death and grim legend.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

The intriguing personal collection of a professional demon-chaser.

A massive forgotten storehouse from 1913 on the Brooklyn Waterfront has a spectacular view of Brooklyn.

The ruins of a Massachusetts prison farm can still be found crumbling the woods of a state park.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Notorious artist squat renovated into legal studios.

Abandoned railway line circling the city of Paris.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

This little museum is built on a theater that was once a wildly elaborate speakeasy.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A terrific purveyor of natural history objects and curios.

Tucked in the back of this amazing antique store is an important piece of medical history.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

The factory for the popular Dumbo location, the Greenpoint shop is a quiet gem.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

A massive art collective tries a new take on Brooklyn's DIY music scene—by making it fully legal.

Abandoned power station once home to a squatter community, now being developed into an arts center.

Records of the dead describe the myriad odd ways people used to die.

Abandoned Coast Artillery fort now serves as graffiti canvas and sightseeing vantage point.