Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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

The headquarters in Salem doubles as an occult art gallery.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

This garden memorial marks the site where 12-year-old Tamir Rice was fatally shot by the Cleveland Police Department.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

The grave of Mary Nasson is shrouded by witchy legends.

Sniff the Titan Arum's rotting flesh.

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

The abandoned coal loading dock is a canvas for unsanctioned art.

A layered tribute to the work of mosaicist Isaiah Zagar.

The world’s first penitentiary, meant to be humane, drove men insane.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

360° views of the city plus five floors of optical illusions and hands-on science.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

This sprawling bookstore spans four floors and has more than a million books in stock.

See how paper is made the old-fashioned way.

A small museum in the Bay of Pigs gives the Cuban perspective on the famously failed U.S. invasion.

This imposing memorial contains the remains of Che Guevara — and 29 other guerrillas who died with him in Bolivia.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.