This memorial includes fragments from one of the greatest tragedies in United States history.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Ancient pueblos built into the base of a natural canyon wall.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

This golf ball–shaped former desert real estate office now houses a UFO museum.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

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

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

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

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

A land of debatable treasure.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

The most magnificent bottle house in a town strangely full of them.

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

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

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

"Only the devil could play golf here."

Constructed on the ruins of a convent, this tower saved countless lives.

Art Deco stylings conceal the true nature of this bridge.

These memorials built by an eccentric bachelor on the side of Interstate 5 cause both wonder and traffic accidents.

The perfect spot for a picnic, right next to a giant ballistic missile.

The oldest Naval cemetery on the West Coast.

The former Naval shipyard is open for exploring - mostly.