Two pillars set 10 paces apart commemorate the "last notable American duel."

A promotional sun clock on the site of San Francisco's great raceway.

Deco Modern sculptures of the people of the Pacific, cast for the 1939 Golden Gate International Exposition.

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

The remains of a 12th-century chapter house in Golden Gate Park.

A garden oasis filled with flowers mentioned in the works of William Shakespeare.

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

San Francisco's first World's Fair, dedicated to the wonders of California.

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

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

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

San Francisco’s century-old Christmas Tree.

An overlooked and unassuming engineering marvel.

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

The oldest lawn bowling club in the United States.

Barely visible foundations remain where Stow Lake’s “observatory” once welcomed visitors.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.

A hidden subterranean installation offers a view of the sky.

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

A quiet marker in memory of local men and women lost in WWI.

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

Golden Gate Park's historic collection of plants.

Part mural and part sculpture, this work of art sits in the middle of the Promenade, as if swimming in a river of asphalt towards the ocean.

A monumental cross hides in the trees in Golden Gate Park.