100 massive sculptures in the Hudson River Valley.

Sniff the Titan Arum's rotting flesh.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

At 207 feet, one of the world's longest continuous escalators.

Built in 1512, the oldest cathedral in the Americas.

Playable, historic pinball machines fill this Alameda museum.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

An old department store turned Nazi prison turned artist commune.

A little sculpture with a large wardrobe.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

Make a tough dinner decision: Octopus wasabi roulette or bull penis?

A modern addition to the Greenpoint skyline.

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

Once a ferry dock, radio transmitter, and now a new Greenpoint park.

Constructed in the 1920s, this former pencil factory is now an office building.

A living archive of urban activism and space reclaimed.

Salute the leader of the proletariat.

Lie in a hammock where George Washington stood.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

Ride the subways of yesteryear.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

An illegally built ramshackle mansion tucked in the middle of Brooklyn is now being turned into condominiums.

Haven for steampunks.