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

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.

One of the world's largest collections of rare and magnificent bird specimens.

A world-class observatory in the California desert.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

"Only the devil could play golf here."

From Japan to Italy, this California park explores the world's cultures through their gardens.

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

The mysterious round rocks of Schooner Gulch.

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

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

The liveliest ghost town in the state.

Tenacious mummies survived dental problems, eternal entombment, and more than their fair share of devastating fires.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

A library and museum dedicated to typography.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

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

An overlooked and unassuming engineering marvel.

A regular looking rock with an unbelievable history.

An extensive collection of ancient Egyptian artifacts and mummies.

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

An unreal vintage shop that wears its dadaist influence on its zombie fish.