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

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

Salute the leader of the proletariat.

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.

Avoid gangster interaction while window-shopping.

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

Cryptic messages embedded in the New York City sidewalk.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

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

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

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

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Elevated freight railway turned wildly successful urban park.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

These banned cigarette vending machines now sell little pieces of pocket-sized art.