Salute the leader of the proletariat.

The notorious headquarters of a corrupt political machine.

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.

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

The site of the deadly Triangle Shirtwaist Factory Fire.

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

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

Commemorating the spot where the famous scientist fed his pigeons.

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.

Hear the tales of New York's most notorious criminals.

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.

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

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

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.

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

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

Cryptic messages embedded in the New York City sidewalk.

One of the last Jazz Age "Wonder Theaters" in New York City.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

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