A location in Mexico known as the “Zone of Silence,” or Zona Del Silencio, is noted for its electromagnetic anomalies, but can science explain the phenomena? Everything stops inside the area. Compasses, mobile phones, electronic devices. Strange rocks are everywhere. It was first discovered by Mexican pilot Francisco Sarabia in the 1930s. It was then known as the Bermuda Triangle of Mexico. Does the Earth’s magnetic field have anything to do with it? More from The History Channel.