Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

Hiroshima survivor on Riverside Drive.

This secluded ruin was once a home for exotic plants.

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

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

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

Salute the leader of the proletariat.

Rummage through this sunken ship, but leave your scuba gear at home.

A way to take your secrets to someone else's grave.

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

Walk into the 19th century without leaving Brooklyn.

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

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

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

Finally, you don't have to be a pious Swedish seaman to relax like one.

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

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

Lie in a hammock where George Washington stood.

“Invented in Key West, Perfected in Brooklyn."

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

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.

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