Sojourn to the past at this residence teeming with 1950s memorabilia.

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

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

These unusual houses look like giant boats that washed ashore on a residential street.

Tucked away behind an unassuming set of shops is a must-see series of stunning murals.

An ode to the friendship between four Pacific Rim countries.

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

A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

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

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

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

This private residence was the template for one of the most beloved television homes of all time.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

An essential stop before plundering, BYO Cutlass.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

Tiki luxury on Nob Hill.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.