Play heads or tails with thousands of different coins.

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

A Yiddish theater turned movie house turned rock and roll landmark turned gay disco turned bank.

Monument to a forgotten NYC disaster that claimed the lives of 1,000.

This former crime corner has been turned into an eclectic community center.

A hidden "place of interment for gentlemen."

Plot your trip through the city on the sidewalk.

Walk over a 150 year old manhole.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

Salute the leader of the proletariat.

The greatest real estate coup of all time.

Four cars from the old system were once on display, but were removed in 2014.

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

This vacant church in the Financial District was once the heart of New York's first Syrian immigrant community.

Built just after the American Revolution, the oldest row house in New York City still stands in Chinatown.

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.

Lie in a hammock where George Washington stood.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

Set sail on a small scale.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

A town trapped in time - 1958 to be exact.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

New York's southernmost subway station is whimsically wavy.