A spiritual vortex among the red rocks in Sedona.

The largest and most well-preserved petroglyph site in the Verde Valley.

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

These petroglyphs created by ancient Arizonians have withstood centuries of exposure to the elements.

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

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

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

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

The oldest continuously occupied public building in the United States.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

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

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

This unusually circular centenarian barn became a Route 66 icon.

Standing at 21-feet tall, this space cowboy adds to the legacy of Route 66's muffler men.

Nature's biggest mammal swims in landlocked Oklahoma.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

An extraordinary mixture of natural beauty and man-made phenomena.

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

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

This old-fashioned roadhouse's quirky neon sign is as famous as its enormous dumplings.

10,000 flowered plants bloom in the City of Roses.

This sandstone mansion was the home of two of Oregon's most important pioneers.