The façade of this building looks like a bingo board, but it's really a giant clock by a famed graphic designer.

Home to a dizzying array of letterpress blocks with a rich history.

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

More gold than anywhere else, ever.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

This Russian bar-restaurant lies within a three-story underground bathhouse.

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

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

This remarkable sculpture symbolizes the regeneration in this Glasgow suburb.

The lantern carried by the infamous Guy Fawkes when he was arrested while attempting to blow the houses of Parliament and the King of England to smithereens

A 141-foot wave of crashing lumber guards the entrance to the Grand Place in Mons.

A visionary precursor to the Internet made of index cards.

A Museum of Psychiatry in a still-operating mental institution.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

An unsettling sculpture of a boy hanging out in a street in Ghent has been baffling visitors for years.

Learn about stars, weather patterns, or just enjoy the panoramic view of Ghent.

A collection of weird and wonderful art fills a former houseplant nursery.