Unlock the secrets of the conjuring arts.

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

This nearly invisible wire transforms much of the city into one big, symbolic home on the holy day.

Walk over a 150 year old manhole.

New York City's only wildlife rehabilitation center treats more than 3,000 feathered and furry patients each year.

This giant boulder is sandwiched between apartment complexes in upper Manhattan.

Underneath the bustling city streets, a hydroponic farm grows unique herbs in an urban oasis.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

This former Norwegian sailor's church is slowly being taken over by ramshackle robot musicians.

Nikola Tesla's former home contains an homage hidden from plain sight.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

A hip bar decorated with walls of golden skulls.

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

A terrific purveyor of natural history objects and curios.

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

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

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

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

A staggering collection of photographs depicting medical, social, and historical change.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

Building owners can take out tiles for free at this repository for historic building materials.

A lush oasis full of vibrant plants and striking geometric displays.

A lavender labyrinth so large it’s visible on Google Earth.