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

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

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

Lie in a hammock where George Washington stood.

A celebration of capitalism in Midtown.

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

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

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

The oldest Methodist church in the United States has been spreading the good news for over two centuries.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A historic 1890s architectural masterpiece with an iconic clock tower that, once open to the public, now faces an uncertain future.

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

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

The notorious headquarters of a corrupt political machine.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

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

The "Seinfeld" diner.

A famous songsmith's custom piano, dubbed "High Society," is hidden just out of sight in one of New York's finest hotels.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

More than 300,000 historical artifacts from the famous music venue, from Duke Ellington's handwritten score to The Beatles' booking slip.