A famous alternative culture epicenter and where Joplin serenaded young hippies.

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

An overlooked and unassuming engineering marvel.

The stones that traveled from Spain to eventually become a holy place for San Francisco's nature worshippers.

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

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

A hidden subterranean installation offers a view of the sky.

This 19th-century church is now a popular roller rink.

Golden Gate Park's historic collection of plants.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Olfactory delights in San Francisco's Botanical Gardens.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

The Laureates here get something even more coveted than a Nobel Prize: free parking for life.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Every Sunday, this Thai temple in Berkeley serves a backyard brunch.

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

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

These subterranean storage areas hold emergency water reserves.

This painted marvel is San Francisco's 400-foot ode to urban biking.

A tribute to the artist and activist who created the rainbow pride flag.

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

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Gold Rush-era tombstones line the park's paths.

The oldest alley in San Francisco is paved with a reminder of the city's original shoreline.