A Roman-style column in Oregon hides a spiral staircase inside.

This bridge provides safe passage for squirrels.

At this airport "microcinema," you can catch a film before you catch a flight.

A beautiful 62-acre Catholic shrine and botanical garden.

A sculpture of a salmon swimming through a brick building.

This public art piece proves that in Portland even reporting the weather is a thing of whimsy.

Portlandia is the second-largest copper repoussé statue in the United States.

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

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

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

An assortment of armored tanks and Howitzer cannons in the middle of the Sonoran Desert.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

Since World War II people have been decorating this stretch of the Yuma desert with signatures arranged out of rocks.

Semi-recognized center of the world, with many oddities.

The remnants of an early automobile route across shifting sand dunes can still be found in the deserts of Southern California.

Version of the French Riviera destroyed by the sea.

An off-grid art installation that encourages its visitors to imagine a world without waste.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

Burping, gurgling geothermal mud pots by the Salton Sea.

Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

A UFO scrapyard in the California desert.