Hiroshima survivor on Riverside Drive.

The most confusing clock in New York.

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

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

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

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

The first "Hall of Fame" in America was designed by legendary Gilded Age architect Stanford White for what was then the NYU uptown campus.

The site of the deadly Triangle Shirtwaist Factory Fire.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

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

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.

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

Unrepaired walls from a 1920 anarchist bomb attack.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

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

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

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

Avoid gangster interaction while window-shopping.

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

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

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

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

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