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

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

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

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

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

A semi-scholarly approach to sex.

Mysterious 500-year-old tapestries depict a unicorn hunt.

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

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

Make a tough dinner decision: Octopus wasabi roulette or bull penis?

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

A celebration of capitalism in Midtown.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

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

Become a prohibition rebel.

Elevated freight railway turned wildly successful urban park.

Try not to get slimed in Tribeca.

Tucked in the back of this amazing antique store is an important piece of medical history.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

The front yard of an Upper East Side town house hides the last fragment of one of New York's most famous theatres.