"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

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

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

On Japan's Tashirojima Island, cats are king.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This museum is rotten with a century of wax medical deformities.

The oldest operating pharmacy in the world features 800-year-old recipes.

The mummified relic of St. Antoninus.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

This Fifth Avenue church has long been the favored worshiping place of Broadway actors and vaudeville performers.

This abandoned subway station can still be seen on regular commuter trips.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

A whimsical, but often overlooked clock in Park Avenue.

Test your business savvy and play the market for cocktails at this stock exchange-inspired watering hole.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

The origins of midtown Manhattan's anachronistic wooden farmhouse remain a mystery.