A fantastic castle rumored to be the birthplace of King Arthur.

The rocks in this arid basin leave trails of movement behind them.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Towering basalt columns, a creation of fire and ice.

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

Ruins of a once-prized railroad station in New York.

A haunted hill that supposedly defied gravity.

Strange physical sensations and optical contradictions keep visitors coming back for more.

An optical illusion found amid a logged redwood forest.

An old world fairytale-land with over 350 fairy folk figurines hidden amongst 800 year old cedars.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

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