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

Experience the glam side of air travel without leaving the ground at this speakeasy.

The oldest standing structure in downtown San Diego.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

An ode to the friendship between four Pacific Rim countries.

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

Seven ceramic sculptures are scattered around this California college campus.

A working miniature city designed to teach kids about safety and presumably city planning.

The mysterious round rocks of Schooner Gulch.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

With its peeling paint and faded sign, this theater-turned-recycling plant is a nostalgic relic of 1950s Americana.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

A deserted hodgepodge of experimental structures designed by nearby university students.

A remote crossroads honoring a fallen talent.

This large pile of traveler-curated rocks by the dry lakebed is a longstanding tradition on the Old Mojave Road.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

This former lieutenant governor's home is brimming with curiosities.

The unusual patterns in this rock formation result from two distinct modes of weathering.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

This quiet park's strange sedimentary spires were named after Kodak's color film.

A house carved into a rock in the 1940s.

The fifth-longest natural arch in the world, and the longest outside China.