Named the fifth most beautiful building in America in 1885, this former courthouse boasts the best view in the Village.

Avoid gangster interaction while window-shopping.

This collection of grinning ephemera has grown from basement to Brooklyn.

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

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

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

Plot your trip through the city on the sidewalk.

Lie in a hammock where George Washington stood.

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

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

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

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

One of the last Jazz Age "Wonder Theaters" in New York City.

Slyly buy a shake in the Parker Meridien lobby.

The oldest house in Manhattan is now a museum that remembers the home's sordid history of scandals, vice-presidents, and ghosts.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

This semi-hidden Manhattan restaurant is based out of a loading dock.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

A popular European tradition makes its way to the states on one of America's most famous bridges.

Walk over a 150 year old manhole.

The "Seinfeld" diner.

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

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

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