Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

A trove of century-old litho stones from the Puck Building's printing days were discovered behind a cellar wall, and are now hanging in the store.

Red frames showcase remnants of one of New York's original subway stations.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

There are owls with glowing eyes in Herald Square.

The last remnants of what was once one of the world's grandest hotels can now be found in a Manhattan subway station.

The oldest living tree in Manhattan comes shrouded in sinister legend.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

The "Seinfeld" diner.

A bit of retro transportation flair preserved in the world's largest department store.

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

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

Rummage through this sunken ship, but leave your scuba gear at home.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

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

New York City's only preserved family home from the 19th century.

Plot your trip through the city on the sidewalk.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

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

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

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