Hiroshima survivor on Riverside Drive.

Have a steam and some blini at this cafe in a century-old bathhouse.

This was one of the first (and last) university-built and operated nuclear reactors.

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

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The most confusing clock in New York.

The site of the deadly Triangle Shirtwaist Factory Fire.

A modern zoetrope on the New York City subway.

Salute the leader of the proletariat.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

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

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

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

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

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

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

Lie in a hammock where George Washington stood.

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

Slyly buy a shake in the Parker Meridien lobby.

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