The liveliest ghost town in the state.

This unique graffiti art from the 1940s has become a staple of this local landscape in the remote California desert.

One of the most unusual geological features, recognizable from a dozen hit movies.

This desert oddity hides in plain sight thanks to a cartographic error and a desert explorer with a punny sense of humor.

This sun-scorched lakebed contains samples of half the natural elements known to humankind.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

The rocks in this arid basin leave trails of movement behind them.

This old mining town, deep in the California desert, has a year-round population of one.

A lawless town deep in Death Valley was famous for its riches and death rate.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

A modest reminder of treacherous waters at the Golden Gate.

The only visible piece of San Francisco's most famous shipwreck.

Visible below the waves are memorials to the city's Gold Rush dead.

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.

At the base of Steens Mountain resides an otherworldly desert.

An old World War II hangar holds 20 vintage aircraft and the rare opportunity to take a ride in a 1940s warbird.

This large maar crater in Oregon is the bigger brother to Hole in the Ground.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

The wooden airship was the largest flying boat ever built.

According to legend, you must remain completely silent while passing this man-made mound or suffer the consequences.

The largest wooden building in the world now houses a fascinating collection of aircraft.

The world's last remaining store of its kind.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.