These subterranean storage areas hold emergency water reserves.

Only hotel where you can legally launder money.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

Faceless white figures loom over the city from the rooftop.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

A brooding mansion of clinker brick stands out among the Victorian houses of Pacific Heights.

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

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

A man-made island in scenic San Francisco Bay.

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

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.

Golden Gate Park's historic collection of plants.

An overlooked and unassuming engineering marvel.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

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

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

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

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

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

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

Olfactory delights in San Francisco's Botanical Gardens.