Strange Sounds by SiteSky Noise EuropeStrange SoundsStrange Sounds NewsStrange Sounds VideoThe Hum Pardubice, Czech Republic, March 19, 2012 By Strange Sounds - Mar 19, 2012 0 681 Facebook Twitter Pinterest Linkedin ReddIt WhatsApp A kind of classical “Earth groaning” sounds recordered on March 19, 2012, in Pardubice, Czech Republic: Author comments: It isn’t “trumpet” or “godzilla” sound, your opinion? Follow us: Facebook and Twitter