A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

A very classy 1920s-era bar right in Grand Central Station.

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

A DIY art gallery/music venue/lecture hall dedicated to video game culture.

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

The oldest surviving synagogue in New York City is now a soaring art space.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

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

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

A legendary speakeasy bookstore returns from the brink.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

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

New York City's smallest piece of private property.

A hip bar decorated with walls of golden skulls.

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

New York's oldest magic store.

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

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

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A terrific purveyor of natural history objects and curios.

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