Make a tough dinner decision: Octopus wasabi roulette or bull penis?

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

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

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

Visit the monolithic tomb of America's most famous general.

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

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

Bowl in splendor, if you're lucky.

Wine bottle sculpture with a ship's stateroom inside.

Plot your trip through the city on the sidewalk.

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

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

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

A very classy 1920s-era bar right in Grand Central Station.

An accidentally hidden library containing the ephemeral history of New York.

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

Walk over a 150 year old manhole.

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

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

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

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.

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

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