A strange house built only at night, with rumored mystic inspiration.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Odd outsider art installations surround a Gold Rush-era ghost town.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

This sign designates the road that leads to the infamous Area 51.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

Guns that have been defending San Francisco since 1904.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

See massive fossils that are over 200 million years old in northeastern Arizona.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A museum dedicated to the alleged Roswell Incident.

Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

Version of the French Riviera destroyed by the sea.

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