A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A stunning landscape of bunkers that once stored chemical weapons.

This work of art by Matthew Mazzotta resides in this park dedicated to the first black legislator in Idaho.

The largest outdoor art gallery in the Northwest United States.

This towering volcanic plug stands out among the dramatic formations that dot this otherworldly desert valley.

A clear blue swimming hole with hidden caves, still unexplored.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

This Moab institution functions as both a rock store and a small natural history museum.

A house carved into a rock in the 1940s.

This ghost town was once a cult-like religious utopian settlement.

Oddly shaped rock formation, misassociated with a nearby utopian community.

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

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

These bamboo and rope bridges cross the Nam Khan River for six months every year.

The ruins of this former mining boomtown once housed over 3,000 people. Now, the population is two.