Thousands of crosses and markers for soldiers who lost their lives in Iraq and Afghanistan blanket a California hillside.

More than 700 species live within this murky marvel of a swamp on California's coast.

A Roman-inspired temple once controlled half of San Francisco's waters.

The southernmost outpost of the Russian Empire in colonial America.

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

The haunting ruins of Jack London's dream house.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

This massive redwood tree has a hole in the base big enough to drive through.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This old-world mansion with lush gardens is a gem in the heart of Silicon Valley.

One of the largest Buddhist communities in the West sits on the site of an old hospital.

800 apricot trees honor Silicon Valley's agricultural history.

Concrete strongholds stand guard over the Golden Gate.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

The unbelievably opulent home built for an infamous newspaperman.

Oldest building in California still in use.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

The oldest house in the capital of Silicon Valley.

It took years to decode its mysterious messages.

Historical trolley restoration and operation at History San Jose, Kelly Park.

It is locally loved and ridiculed for literally looking like poop.