Given all the strange noises being heard since early 2012, this story is particularly interesting. A UFO, then a terrifying rumble and localized earthquake. There is no reason to disbelieve this story. Probable unknown with unusual sonic effects.
Story Source:
http://www.thisisgrimsby.co.uk/Ground-rumbled-diamond-shaped-UFO-glided/story-19952725-detail/story.html Dreamland Video podcast
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