Three-story slide through the New Museum.

A museum collection honoring the long history of the FDNY is held in a disused Manhattan fire house.

Jimi Hendrix's legendary recording studio in Greenwich Village.

The best way to get a sneak peek at the movies.

Red frames showcase remnants of one of New York's original subway stations.

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

The French deconstructionist had a weakness for baked goods.

Nope, not Washington Irving's house.

Walk into the 19th century without leaving Brooklyn.

This impressive mansion in Vinegar Hill has some mysterious details in its architecture.

Visit the site of a subway powered by nothing more than air--and lots of it.

Play heads or tails with thousands of different coins.

The most confusing clock in New York.

The only subway station in the city that still makes use of gap fillers.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."

Sip a cappuccino in the historic cafe that introduced them to the United States.

A touching tribute to the "Queen of Soul."

Try not to get slimed in Tribeca.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

The place where Dvořák composed some of his most famous works.

An accidentally hidden library containing the ephemeral history of New York.

This memorial honors thousands of enslaved Africans and their descendants who died in colonial New York.

The former sign of this immortal music venue is just that--undying.

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.