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

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

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

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

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

Forgotten and then destroyed by fire, this was once one of the largest saltwater swimming pools in the world.

Amazing meticulous gardens of personal wood carvings, Hydrangea, Canna, and many other flowers.

Early prototype for Frank Lloyd Wright's Guggenheim.

Join the circus for a few lessons to learn clowning, acrobatics, and Chinese contortion.

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

The miraculous hydrant that saved the Mission District in 1906.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

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

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

An overlooked and unassuming engineering marvel.

Golden Gate Park's historic collection of plants.

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

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

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

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

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 remains of a ruined mansion memorialize the 1906 earthquake.