Art in the form of a winding, man made crack in stone.

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

California's most comprehensive horticultural library.

The best place in the park to test out your throwing arm.

Floating man-made island and upscale restaurant.

Sacred waters rescued from the wrath of a volcano.

Once the fastest ship from San Francisco to Tahiti, the Galilee now lays in pieces in three different cities.

Perfect your fly fishing technique on their practice ponds.

Home to one of the world’s largest collections of model yachts.

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

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

An overlooked and unassuming engineering marvel.

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

A miniature view of the park, caught in time.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

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

The legendary statue-hating superintendent of Golden Gate Park is honored with... a statue.

The oldest lawn bowling club in the United States.

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

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

Collective dedicated to restoring steam engines.

Famously misunderstood wonder of the ancient world