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

The vast, legendary catacombs hold secrets much stranger than stacked bones.

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

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

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

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Furniture tries to escape an abandoned building in San Francisco.

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

A rococo retro-futurist future-rustic vernacular between yesterday’s tomorrow and the future that never was.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

An enormous illuminated figure dances on the Las Vegas strip.

A man-made island in scenic San Francisco Bay.

A 90-acre park on former landfill that hosts an annual kite festival.

Spiral labyrinth hidden in the hills above Oakland, CA.

Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

A playground built by the kids that is a child's wonderland, and a helicopter parent's nightmare.

One of the best absinthe distilleries in the United States.

Oakland's beautiful monumental cemetery.

Playable, historic pinball machines fill this Alameda museum.

Antiques by the Bay.

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

The park that the Chicago Stockyards built.

World's second largest particle accelerator, where nature reveals its secrets.