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

Sniff the Titan Arum's rotting flesh.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

The "Seinfeld" diner.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

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

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

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

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

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

Read a book next to a Midtown waterfall.

A hands-on traveling collection of the innovative devices of yesteryear.

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

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

New York's oldest magic store.

Elevated freight railway turned wildly successful urban park.

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

Try not to get slimed in Tribeca.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

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