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

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

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

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

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

This abandoned subway station can still be seen on regular commuter trips.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

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

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

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.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

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

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

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

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

New York City's smallest piece of private property.

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

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

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

Ride the subways of yesteryear.