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

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

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

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

One of only two commuter aerial tramways in the United States.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

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

This little museum is built on a theater that was once a wildly elaborate speakeasy.

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

New York City's smallest piece of private property.

A semi-scholarly approach to sex.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

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

A miniature rainforest is growing inside of a Midtown Manhattan office building.

New York's oldest magic store.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.