This print shop boasts one of the largest pinball arcades in San Francisco.

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

Over a century old, this restored Victorian building is surrounded by a lush garden filled with rare palms.

Sitting atop San Francisco's tallest hill, a cross honors the victims of the Armenian genocide.

Adolph Sutro's little-known, geographically inaccurate, deprecated monument.

This magnificent mausoleum is as much a work of art as it is a historic resting place.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

An emporium for the weird, creepy, rare, and just plain gross.

A beloved carnival gets a modern makeover in Los Angeles.

A tribute to the "toughest woman on the Texas frontier," who survived a famous battle and five husbands.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

One part antique store, one part curiosities hodge-podge.

Ride the subways of yesteryear.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

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

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

Elevated freight railway turned wildly successful urban park.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

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

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

A winding path built in secret on the edge of the continent.

Golden Gate Park's historic collection of plants.

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