Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

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

Elevated freight railway turned wildly successful urban park.

Unrepaired walls from a 1920 anarchist bomb attack.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

A 19th-century politician who died after walking home in a blizzard is honored with this Manhattan statue.

There must be a pun in this haystack somewhere...

A commemorative plaque hides a door that leads down to the New York Public Library's underground book bunker.

Commemorating the spot where the famous scientist fed his pigeons.

Join in a Seance at the Swedenborgian Church.

New York's transit system peddles terrible food in limited windows—this restaurant is a rare exception.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

Real bones which are said to have belonged to a Polish dragon.

Seven dragon statues—including one that breathes real fire—are scattered throughout the streets of Krakow.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Legend holds that this knife serves as a chilling reminder of the deadly rivalry between two local builder brothers.

A striking public sculpture representing the period of martial law in Communist Poland.

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

A collection of old neon signs from all over Poland line a secluded courtyard.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.