The only surviving prototype of Buckminster Fuller's revolutionary car.

An iconic 1960s theater with a Buckminster Fuller-style geodesic dome.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

An ancient iron pillar in Delhi that seems to be rustproof.

An eccentric millionaire's personal curio collection includes at least one shrunken head.

Eastern zen meets Western grit in these four little trees growing out of a rock on Lake Tahoe’s Nevada shore.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

This vintage animatronics show is the Vegas version of a walk through the woods.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

A brothel nestled amongst ghost towns, with an abandoned plane wreck to greet you.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

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

Tiki luxury on Nob Hill.

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

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

World-famous, Pink's still manages to keep its prized cult fetish status.

The oldest operating pharmacy in the world features 800-year-old recipes.

When this funny little building went up in the 19th century, most people thought it would simply fall over.

Now an entertainment complex, the Lingotto building was once an avant-garde auto factory with a test track on the roof.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

The birthplace of most all of Europe's space missions is here on the Dutch coast.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.