A historic hotel in an old California railroad town with a rowdy reputation.

Junkbots and mud babies are the masterpieces in this fantastically sci-fi art museum.

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

A hidden subterranean installation offers a view of the sky.

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

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

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

This turn of the century masterpiece has a mysterious goaty interloper.

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

An overlooked and unassuming engineering marvel.

This shop specializes in oddities and Victorian-inspired wonders.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

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

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

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

A huge musical instrument played by the ocean.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

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

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

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

Tiki luxury on Nob Hill.

Floating man-made island and upscale restaurant.

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

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.