A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

Natural sonic phenomenon comes with a grisly legend of murder and blood.

This sanguine boulevard was named after a deadly cowboy bar fight.

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

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

A stealthy Apache hideaway that became the haunting site of a mass grave.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

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

One of the American Southwest's most extensive collections of Navajo rock art.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

This historic national park is covered in the stunning ruins of red rock pueblos.

A mysterious spirit totem at the edge of Navajo lands.

The cinder cone volcano with a less than complimentary name.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

This former rail stop in Utah was abandoned, repopulated by some nostalgic friends, and now is home to a single DIY aviator who lives in a hangar.

A sculpture for the sun and stars, created by Nancy Holt.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

This plaque marks the site where the penultimate chapter in the journey of two doomed boys unfolded in an imagined parallel universe.

Legends surround this jagged rock formation in the New Mexico desert.

A stoic rock cairn is all that remains to remember one of the more brutal instances of frontier treachery in American history.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.