Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

The oldest living tree in Manhattan comes shrouded in sinister legend.

An artist's cute bronze subway sculptures belie his violent artistic past.

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

Volunteer-run library dedicated to exploring five decades of activism history.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

An oasis of calm amid the chaos of the boardwalk, the museum traces the heritage of this beloved beachside amusement park.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

The first and only carousel with a lineup entirely of insects.

A living archive of urban activism and space reclaimed.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

New York's oldest and possibly grandest keeper of books.

The loneliest island in New York.

This semi-hidden Manhattan restaurant is based out of a loading dock.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

World's largest collection of serial killer artwork and other macabre exhibits.

Medical and zoological curiosities for sale.

Venue for strange sideshow displays and musical acts.