Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

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

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Dozens of lights dangle from the branches of what may be the brightest tree in Los Angeles.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

Along a California highway is a kind of Jurassic Park made of metal.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

Version of the French Riviera destroyed by the sea.

At this deceptively beautiful beach, nothing is what it seems.

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

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

The Giant Lemon of Lemon Grove.

An inconspicuous suburban street corner is the site of San Diego's worst air disaster.

Lucha Libre (Mexican Wrestling) themed taco shop.

One of the largest trees of its kind in California.

An inconspicuous footbridge beloved by San Diego locals.

North America's largest accredited model railroad museum.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.