Playable, historic pinball machines fill this Alameda museum.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.

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

Over 315,000 preserved amphibians and reptiles in jars.

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

A man-made island in scenic San Francisco Bay.

Golden Gate Park's historic collection of plants.

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

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

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

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

A 300-ship graveyard, with a few still visible at low tide.

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

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

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

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A psychedelic labyrinth on the San Francisco bay.

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

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

This faux-seedy Japanese arcade is made up to look like a maze of alleys straight out of a cyberpunk dystopia.

A giant chess set, minus the psychedelic drug trip.

The largest permanent Monopoly board makes one of the longest games even bigger.

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