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

Home to one of the world’s largest collections of model yachts.

Shoot for par over the bodies of the dead on this cemetery-cum-golf course.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Guns that have been defending San Francisco since 1904.

Golden Gate Park's historic collection of plants.

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

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.

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

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

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.

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

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

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

Early prototype for Frank Lloyd Wright's Guggenheim.

Only hotel where you can legally launder money.

The miraculous hydrant that saved the Mission District in 1906.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Baroque celebration of the end of the Great Plague of Vienna.

Museum dedicated to the terror regimes of Hungary.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.