A raised boardwalk winds through a thicket of stunted, century-old trees no more than nine feet tall.

The bones of some 7,000 soldiers killed in the historic Battle of Solferino are stored here.

The only theatre in the world constructed specifically for sound movement.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

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

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

Faceless white figures loom over the city from the rooftop.

Noble beasts perhaps, but not the Emperor's dogs.

Amazing meticulous gardens of personal wood carvings, Hydrangea, Canna, and many other flowers.

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

The miraculous hydrant that saved the Mission District in 1906.

Early prototype for Frank Lloyd Wright's Guggenheim.

A rough granite monument marks the spot where Europeans first caught sight of the San Francisco Bay.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

A library built during San Francisco's pioneer times is a student's retreat, bibliophile's sanctuary, and chess player's delight.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

A pair of mutilated bronze octopuses slump at the base of the monument honoring California's admission to the U.S.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

A 140-year-old castle with underground caves hidden in San Francisco.

This odd California folly seems like it was almost designed to accumulate urban legends.

Playable, historic pinball machines fill this Alameda museum.