The most confusing clock in New York.

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

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

The site of a tragic massacre that spawned a multimedia franchise.

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

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

An artist's cute bronze subway sculptures belie his violent artistic past.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

The famous author's cottage hideaway.

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

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

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

A once grand hotel is being retaken by the wilderness it once capitalized on.

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.

Sniff the Titan Arum's rotting flesh.

The "Seinfeld" diner.

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

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

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Ride the subways of yesteryear.

Elevated freight railway turned wildly successful urban park.