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.

One of the only memorials dedicated to journalists who died in combat.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

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

The "Seinfeld" diner.

Countless grotesque faces stare out from this eerie Prague art wall.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Looming communist pillar with a Czech twist.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A mocking tribute to the past and modern leadership of Prague.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

The silly symbol for an underground protest group is now scattered around the city.

A fairytale Gothic castle steeped in Nazi treasure conspiracy theories.

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

The land is home to swimming ponies and a legendary 18th-century treasure.

The only surviving sidewalk clock in Brooklyn.

A charming "tea atelier" hidden away in Greenpoint, Brooklyn.

Queen Anne style apartment house built in 1886.

If you were standing here on October 5th, 1950, you'd be dead.

Built as a home for the Union Porcelain magnate in 1867, now the Greenpoint Reformed Church and home to a ceramic mystery.

Historic Greenpoint theater, turned roller disco, now housing a chain pharmacy store.

Where Greenpoint's first European settler—and troublemaker—made his home.