Home to the "Circus" trees created by Axel Erlandson.

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

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

Visible below the waves are memorials to the city's Gold Rush dead.

The site of murders and Satanic cult gatherings.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

Travelers exchange letters with woodland creatures at this mini post office.

The largest collection of two headed animals in the world.

A storybook European village in Berkeley.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

Where the leftovers of love affairs can live on forever.

The private clubhouse for the members of the Academy of Magical Arts.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

Shop selling 500 flavors of soda has something for everyone.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

An inspired museum dedicated to the patron saint of enslaved people, inside the cloisters where he lived and died.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

Where thousands of slaves passed through the "Door of No Return."

A tiny island home to a former English slave fort.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

A legal loophole makes it possible to get away with murder within this 50-square-mile section of Yellowstone.

An Idaho legend carved out a cave village with his own two hands.