Peruse rare tomes like poetry bound in pearls or books with branches and berries growing out of their spines.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

Make your reservation to have coffee with some kitties.

A century and a half of research in the sciences and natural history, still going strong.

Over 315,000 preserved amphibians and reptiles in jars.

A library built during San Francisco's pioneer times is a student's retreat, bibliophile's sanctuary, and chess player's delight.

Russian history in San Francisco.

This residential door allows San Francisco muggles a glimpse at the wizarding world.

A modern mechanical planetary system, part of a 10,000 year clock.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

San Francisco's newly reopened hands-on science museum.

Its buzzing collection honors vibrator history.

Olfactory delights in San Francisco's Botanical Gardens.

A museum befitting the city responsible for supplying the majority of the world's LSD.

Ever needed a chocolate-filled crepe in the wee hours of the morning?

An ordinary pond with fish from out of this world.

Underground farm located in a former bank vault deep within the bowels of Tokyo's business district.

Every color in the rainbow awaits.

Colloquially known as “piss alley,” this narrow street filled with tiny bars and barbecue stands looks like it was pulled straight out of “Blade Runner.”

Make your own fake treats at this factory and workshop in the epicenter of Japan's food replica industry.

This pond is so stunning it looks like you've stepped into one of Monet's masterpieces.

Shells collected from over a hundred different countries line the walls, floors and ceilings of this fantasy museum.

Inside the columbarium, thousands of colorful, high-tech Buddhas guard the ashes of the dead.

An eerie maze of industrial factories looks like something out of a dystopian sci-fi.