The famous author's cottage hideaway.

The most confusing clock in New York.

An unassuming secret door once led to a legendary watering hole.

One of only two commuter aerial tramways in the United States.

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

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

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

This little museum is built on a theater that was once a wildly elaborate speakeasy.

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

This was one of the first (and last) university-built and operated nuclear reactors.

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

A good place to research the Freemasons, esoterica, occultism, and hermeticism.

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

A posh members-only club with a literally dramatic history.

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

A crumbling hospital from the 1850s on Roosevelt Island.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

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

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

Read a book next to a Midtown waterfall.

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

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