Its dark depths conceal millions of rare, delicate crystal formations.

Offering commanding views of the California coastline, this restaurant was a hub for the artists and bohemians of Big Sur.

A hidden world of exotic succulents and cacti.

Arcadia is home to a haven for nature geeks and 80s TV lovers alike.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

Ancient human, animal, and geometric figures drawn in the earth.

A house built from trash known as the poor man's Hearst Castle.

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

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

"Only the devil could play golf here."

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

One of the most unusual geological features, recognizable from a dozen hit movies.

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

A modern day curiosity cabinet.

A regular looking rock with an unbelievable history.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

An expansive book store, art gallery, and curio shop with wares ranging from tarot cards to novelty socks.

The restored and active Victorian-era final resting place of San Francisco.

The unbelievably opulent home built for an infamous newspaperman.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

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

The remains of a ruined mansion memorialize the 1906 earthquake.

In this century-old literary safehouse, print is alive and well.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.