This turn of the century masterpiece has a mysterious goaty interloper.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

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

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

San Francisco's newly reopened hands-on science museum.

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

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

The only theatre in the world constructed specifically for sound movement.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

A regular looking rock with an unbelievable history.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

An inconspicuous footbridge beloved by San Diego locals.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

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

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

What began as an illegal art installation has become a symbol for unity, ocean awareness, and coastline preservation.

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

A "haunted" landmark on the coast of Southern California.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

Spiral labyrinth hidden in the hills above Oakland, CA.