The world's largest anatomically accurate brain sculpture.

A lesser-known part of the Kinsey Institute is this impressive collection of art, artifacts, and material culture related to human sexuality.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

What happens here stays here – unless it affects the whole world.

The best B-movies filmed on a shoestring budget were born here.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

Depression-era fun lives on in this Harlem museum dedicated to the sport of the street.

This small New York museum celebrates the mountainous artwork of a Russian mystic.

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

Prove you deserve to be fed by Kenny Shopsin.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

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

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

A historic 1890s architectural masterpiece with an iconic clock tower that, once open to the public, now faces an uncertain future.

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

Peek through the gates at this oasis from the city, full of Old English charm.

More gold than anywhere else, ever.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

A semi-scholarly approach to sex.

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

New York's oldest magic store.

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

A tribute to one of the most famous cowboys on TV, and the consumerism that fueled his popularity.