I can tell you the sound is NOT purely psychological. I used to around 1-2km away from one. When the wind came from "the right" direction, it sounded like a thu

I can tell you the sound is NOT purely psychological. I used to around 1-2km away from one. When the wind came from "the right" direction, it sounded like a thunderstorm. I can't even imagine what it is like living even closer to one.