This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

This turn of the century masterpiece has a mysterious goaty interloper.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

San Francisco's newly reopened hands-on science museum.

A former seaside jewel built for the everyman is now simply a neglected art deco fortress.

This Queens hospital has stood abandoned for almost 20 years after its patients were secretly relocated in the dead of night.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

An easy to overlook storefront hides some of the most authentic and regionally diverse Chinese food in New York.

The highest rapid transit station in the world.

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

New York's southernmost subway station is whimsically wavy.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

An unconventional space for art and science housed in a massive old warehouse.

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

A decommissioned military complex that's now a modern industrial park.

Feral cats keeping the rodent population at bay all across Greenpoint waterfront.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

Walk into the 19th century without leaving Brooklyn.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.