Americans are afraid of strange sounds from the bowels of the earth

Eerie sounds and shaking vibrations causing vibrations of residential buildings are observed in Cleveland, Ohio, USA.
According to local residents when these strange sounds begin, everything in the houses shakes, cracks appear on the walls, plaster falls off. The cause of this abnormal phenomenon is not established, but earlier similar anomalies were recorded in Arizona, Texas, Alabama, Georgia and Rhode Island.