Nope, not Washington Irving's house.

The notorious headquarters of a corrupt political machine.

Red frames showcase remnants of one of New York's original subway stations.

The most confusing clock in New York.

Hidden behind a gate in Greenwich Village is a little farmhouse that once served as the writing studio of a bestselling author.

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

This slender three-story building has also had several famous residents.

Phil Mortillaro uses keys to bring art back to the Village.

The best way to get a sneak peek at the movies.

The oldest living tree in Manhattan comes shrouded in sinister legend.

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

New York's unstoppable progress turned this cemetery into the smallest burial ground in the city.

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

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

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

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

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

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

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

A large boulder marks the place where the island of Manhattan was purportedly "sold" to the Dutch.

Manhattan and the Bronx have been playing tug-of-war over this former island neighborhood for more than a century.

Surrounded by low rise buildings and partially converted into an auto body shop, this marble archway is the only vestige of a forgotten Manhattan estate.

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

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