A popular winter vacation destination for migrating monarch butterflies.

A common entry point to the Griffith Observatory trail holds its own wonders.

The house where Good Will Hunting was written is a surreal fairytale abode.

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

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

California's oldest wind harp represents a historic piece of America's Danish history.

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

A multimedia experience that chronicles the atrocities of racism.

A ghost town at the airport is now a refuge for blue butterflies.

Stroll the grounds built by murder, suicide, and dirty oil money at one of Hollywood's most filmed mansions.

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

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

The site of murders and Satanic cult gatherings.

Small museum packed with artifacts recovered by the man rumored to be the real-life inspiration for Indiana Jones.

A spiritual retreat in the heart of Los Angeles offers stunning gardens and a labyrinth to lose yourself in.

Most famous work of one of Frank Lloyd Wright's sons.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

San Francisco Bay's ghost town.

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