Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

Its buzzing collection honors vibrator history.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

A mysterious painting of the self-declared Emperor of the United States watches over a local hof-brau.

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

Appropriation-friendly collection of books, periodicals, and more.

Version of the French Riviera destroyed by the sea.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

A music-filled, booze-soaked oasis in the desert.

Explore 10 acres of environmental sculptures.

The quirky salon doubles as a retro museum run by the world's leading "hairstorian."

An eclectic trailer park retreat in the middle of the California desert.

The only thing stranger than stumbling onto these philosophical musings is the story of the homesteader who created them.

World's largest collection devoted to one fruit.

This abandoned horse racing track was an exercise in hubris from its inception.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

A mysterious "wedding cake" castle in the middle of the urban desert.

A self-built castle made by a mysterious man.

Collection of vintage trailers double as hotel rooms.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

The Magical World of George Phar Legler.