You can still find treasures on the pebbly beaches of one of the world's oldest jade-producing areas.

The oldest structure in a beachside California city was built to serve eight students.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Most-visited and most-photographed slot canyon in the American Southwest.

Rippling sand dunes frozen in the Arizona rock.

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

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

The only thing stranger than stumbling onto these philosophical musings is the story of the homesteader who created them.

Four hundred granite steps were built into this massive rock by the National Park Service.

The overgrown ruins of a once thriving World War I-era copper mine.

Because there's no place like home.

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

California's own majestic geyser is powered by a subterranean volcano.

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

This Pringle-shaped ledge makes for the perfect photo op.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

A couple turned their front yard into an artistic masterpiece.