This print shop boasts one of the largest pinball arcades in San Francisco.

Over 315,000 preserved amphibians and reptiles in jars.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

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

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

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

Tiki luxury on Nob Hill.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Its buzzing collection honors vibrator history.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

This shop specializes in oddities and Victorian-inspired wonders.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A psychedelic labyrinth on the San Francisco bay.

This small oasis of flora and art was created in remembrance of a local auto business owner.

This uninhabited island in Maine is home to various works of art left by visitors over the years.

A couple's 60-year love of collecting is on display at this unique stove repair shop in Maine.