The fossilized remains of ancient California redwoods.

"Only the devil could play golf here."

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

The most unique castle in all of Southern California, entirely constructed from repurposed materials.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

An optical illusion found amid a logged redwood forest.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

A couple turned their front yard into an artistic masterpiece.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

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 naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

Magical-looking cottages that inspired one of the most famous animated films ever.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.