This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

The yawning maw of this pagan visage is said to bite off the hands of liars.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

For almost a century, this East Village newsstand has served egg creams to beats, hippies, punks, and everything in between.

Test your business savvy and play the market for cocktails at this stock exchange-inspired watering hole.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

These small stands sell Malian snacks to worshippers and passersby after Friday prayers in Harlem.

You don't have to be an ambassador to dine like one.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

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

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

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

What happens here stays here – unless it affects the whole world.

The highest point on the island known for buildings that touch the sky.

Discover the taste of mold.

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

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The most confusing clock in New York.