The Belmez Faces
In August of 1971, in the small town of Belmez, Spain, a mysterious stain appeared on the cement kitchen floor, in the home of Maria Gomez Pereira. The stain moved and evolved each day until it formed the image of a face.
The Marfa Lights
The Marfa Lights, also called the Marfa Ghost Lights or Marfa Mystery Lights, are unexplained spheres of light that can be seen hovering in the distant prairie, near the west Texas town of Marfa.
Sliding Stones of Racetrack Playa
Racetrack Playa is flat dry lake bed located in Death Valley. Stones, ranging in size from a few ounces, to as much as 700 pounds, mysteriously slide across the playa upon their own accord, leaving a grooved trail behind.