A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.

A multimedia experience that chronicles the atrocities of racism.

This infamous prison has a store where you can buy goods crafted by incarcerated people.

A vast city of the dead, where the deceased outnumber the living by more than a million.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

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

The fossilized remains of ancient California redwoods.

An extensive collection of ancient Egyptian artifacts and mummies.

This massive redwood tree has a hole in the base big enough to drive through.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

Home to the "Circus" trees created by Axel Erlandson.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Canyon walls shrouded in ferns.

Erotic art covers the walls of the largest ancient pleasure palace.

The glowing blue Nymphaeum of Emperor Tiberius.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Ghost Town in the Demilitarized Zone of the Golan Heights.

Baroque celebration of the end of the Great Plague of Vienna.

Catering to broken dolls for almost 200 years, this repair shop is now a charnel house of doll parts.

Pagan monument converted to Christianity with the population.

This expansive bridge in the Canadian wilderness was originally just built for friends.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.