Sand Dunes that Croak, Whistle, Boom and Sing
When early humans heard these strange sounds in th... ...s heard these strange sounds in the middle of the desert they attributed them to many supernatural origins... ...believed they were spirit voices, and likened the noises to "the sounds of all kinds of musical instr... ...clash of arms." Find...
https://www.neatorama.com/2009/08/02/sand-dunes-that-croak-whistle-boom-and-sing/
