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

Floating man-made island and upscale restaurant.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

San Francisco’s condensed garden of incredible plant growth.

Visible below the waves are memorials to the city's Gold Rush dead.

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

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

San Francisco's newly reopened hands-on science museum.

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

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