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

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

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.

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

Golden Gate Park's historic collection of plants.

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

Over 315,000 preserved amphibians and reptiles in jars.

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

27-room home built with the fortune of a sugar magnate.

San Francisco’s condensed garden of incredible plant growth.

The oldest lawn bowling club in the United States.

San Francisco’s century-old Christmas Tree.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

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

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

An enormous illuminated figure dances on the Las Vegas strip.

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

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

A man-made island in scenic San Francisco Bay.

Only hotel where you can legally launder money.

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 oldest surviving monument and meeting place for 1906 survivors.