This corn maze so big you may want to pack a lunch, and possibly a flaregun.

The largest drain hole in the world.

The remains of a deserted steamboat sit rusting beside an old ferry pier and an abandoned train platform.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

A mysterious monument covered in a binary code marks the heart of tech.

For roadside fast food, pull over at the giant orange.

This 252 step staircase offers stunning views of San Jose.

A giant chess set, minus the psychedelic drug trip.

Subterranean house made out of a grain silo, located in the Santa Cruz Mountains.

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

A life-sized mammoth sculpture marks the spot where the remains of a Columbian mammoth were discovered in 2005.

This odd California folly seems like it was almost designed to accumulate urban legends.

A large instrument played by the wind.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

This grinning pup statue is all that's left of what was once a ubiquitous Bay Area diner chain.

The peaceful gravesite of a rugged wild west gunman echoes the touching story of his last days.

Outside San Francisco lies a small clown cemetery and memorial.

Abortion, prohibition, religion, war, and fear all play a part in the history of this idiosyncratic Pacifica castle.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

Over 315,000 preserved amphibians and reptiles in jars.

San Francisco's first World's Fair, dedicated to the wonders of California.

Once the fastest ship from San Francisco to Tahiti, the Galilee now lays in pieces in three different cities.

America's oldest Italian restaurant is a San Francisco institution.

Built in 1906, this unique building was the first Hindu temple in the United States.