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

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

What is the Thing?

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

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

A spiritual vortex among the red rocks in Sedona.

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

Dramatic river bend surrounds a natural red-rocked pedestal.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Red rock "fangs" jut out of the desert near the Extraterrestrial Highway.

Under the right conditions, rocks will move across this dry lakebed, leaving trails behind them.

An ode to one of the dirtiest jobs during the construction of the Boulder Dam.

Ruins of the original wooden flume that carried water to Virginia City are still visible high on the Virginia Range.

These markers are used to document elevation changes around the famed dam.

A professional special effects makeup artist’s collection of horror creatures and one-of-a-kind recreations on display in downtown Boulder City.

A remote, little-known natural arch in granite in the desert of northwestern Nevada.

A surviving concrete arrow from a 1920s navigational network is preserved right off a modern freeway.

Improbably, the largest wildlife refuge in the conterminous 48 states sits just northwest of Las Vegas, Nevada.

Named after an outlaw who used the basin as a hideout.

A lovely park home with a few interesting guests.