Mysterious 500-year-old tapestries depict a unicorn hunt.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Mysterious chains and iron stakes adorn this strange grave, with no explanation.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

This sandstone mansion was the home of two of Oregon's most important pioneers.

A massive sea stack famous for its appearance in The Goonies.

A Wild West jailhouse that slid down the mountainside.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Where the polar bear watches over everything, and every drink is a double.

Tiki luxury on Nob Hill.

Only hotel where you can legally launder money.

This shop specializes in oddities and Victorian-inspired wonders.

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

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

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

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

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

A store that sells all manner of bones, insects, and animal curiosities.

An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

This abandoned boat was left in place thanks to its rotting beauty.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

Frank Lloyd Wright died a year before construction on his largest public project even began.

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

After serving in World War II and picking up Apollo astronauts, this aircraft carrier has been turned into a museum overlooking the San Francisco Bay.