An alley covered with 20 years of bubble gum.

A hotel and restaurant serving as the mecca of kitsch.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

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

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

A man-made island in scenic San Francisco Bay.

An artsy hidden staircase leads to breathtaking views of San Francisco.

Inside this museum, the history of the Walt Disney Family empire is on full display.

A huge musical instrument played by the ocean.

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

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

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

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

This private residence was the template for one of the most beloved television homes of all time.

Only hotel where you can legally launder money.

Come for the speed, leave in love with the desert.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

Ruins of a German castle on top of a towering stone pillar.

Tiki luxury on Nob Hill.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This automated sculpture of two men peeing will spell out text messages with their micturition.