A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

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

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

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

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A modern mechanical planetary system, part of a 10,000 year clock.

A huge musical instrument played by the ocean.

This shop specializes in oddities and Victorian-inspired wonders.

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

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

An essential stop before plundering, BYO Cutlass.

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

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

Golden Gate Park's historic collection of plants.

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

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

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

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

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

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

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

Noble beasts perhaps, but not the Emperor's dogs.

Faceless white figures loom over the city from the rooftop.