One of few lasting examples of the brief octagon craze that developed into folly.

A brooding mansion of clinker brick stands out among the Victorian houses of Pacific Heights.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

A huge musical instrument played by the ocean.

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

The former Naval shipyard is open for exploring - mostly.

This graffiti-covered bridge is the quintessential vision of a place for disillusioned youth to escape the complexities of burgeoning adulthood.

Special tunnels built so that frogs won't be killed when crossing the highway.

On the summer solstice each year, shadows align with a 14,000 square foot painting to reveal a secret message.

At this 1940s-era neighborhood favorite, you can still drink a cherry phosphate.

The tallest bridge in California was constructed for a project that was eventually cancelled.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

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

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

Curiously, this large sporting goods store features 14 wax representations of American presidents.

An unusual waterfall in the Santa Rosa Range, within the Great Basin of Nevada.

A ghost town in a remote corner of Oregon hosts a touching tribute to Sacagawea’s son.

A petroglyph map of the upper Snake River carved by prehistoric hunter-gatherers.

New Plymouth, Idaho is the only U-shaped town in the United States.

A vertically floating hemlock controls the waves and weather at Crater Lake.

This hotel has hardly changed in over a century, like a time capsule of old Oregon.

The steepest tramway in North America provides stunning views of the out-of-the-way Wallowa Mountains in northeastern Oregon.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

A statue of the owner stands outside of this museum, once the most popular brothel in town.