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

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

A hip bar decorated with walls of golden skulls.

A semi-scholarly approach to sex.

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

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

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A crumbling hospital from the 1850s on Roosevelt Island.

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

A Red Hook dive bar that is holding onto its roots.

A Bed-Stuy gymnasium that hosts expansive raves, performances, dance parties, and more.

A massive art collective tries a new take on Brooklyn's DIY music scene—by making it fully legal.

A ruthless Soviet relocation campaign birthed a new cuisine, and this humble restaurant.

Lehigh Valley barge No. 79 still gets tugged along - but now it houses a museum and unusual performances.

This secluded ruin was once a home for exotic plants.

At this hidden studio, the dying art of taxidermy is alive and well.

This neighborhood grocery houses a treasure trove of Eastern European delights.

This small, hidden cove is home to abandoned boats.

Every animal in the torah taxidermied and crammed into a Brooklyn townhouse.

This interactive gallery makes you feel like you've stepped into a fantasy world filled with whimsical monsters.

The most unloved grain elevator in Brooklyn was a “Magnificent Mistake.”

A working metal shop and venue for outrageous art and music shows in a former cannonball factory.

A no-frills cinephile haven known for showing offbeat, underseen films.

One of only two remaining Victorian-era greenhouses in New York.