Stroll through a wonderland of stupendous moss-covered trees.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

A modest reminder of treacherous waters at the Golden Gate.

A monument to the love people have for their pets.

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

Guns that have been defending San Francisco since 1904.

One of few lasting examples of the brief octagon craze that developed into folly.

One time home to turn of the century explosives, now hidden under the Bay Bridge.

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

A playing field for a popular French past time can be found tucked away in a quiet corner of Golden Gate Park.

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

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

Chevron maintains one “Standard” brand station per state so it doesn’t lose the trademark.

Approximately 250,000 people left homeless by the great earthquake and fires found shelter in Golden Gate Park.

Once the site of speeding horses, now home to picnickers and public concerts.

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

Recovered from the brink of extinction, at home in the Financial District.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

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

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

San Francisco’s century-old Christmas Tree.

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