A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

An unusual library of dead things at the Rhode Island School of Design.

Rumors of the occult haunt this upscale 1920s hotel.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

The oldest still-operating tavern in the United States was once owned by a pirate.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

Tucked away in downtown Westerly is America's first shark history museum.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

A dilapidated dock tells the story of Titanic's missed arrival.

A crumbling hospital from the 1850s on Roosevelt Island.

Century-old shop, specializing in Occult products.

This elaborate towering structure was once famed for its revolutionary height.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

World's first "penitentiary," meant to be humane, drove men insane.

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

World's largest collection of serial killer artwork and other macabre exhibits.

A terrific purveyor of natural history objects and curios.

A parade of antique steeds offers a quirky ride through history.

New Preston and Kent, Connecticut - where Friday the 13th, Part 2 was filmed.