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Denmark's mystery tremors caused by acoustic waves from unknown source
- emptysongglass 3y agoCopenhagen experienced a “flash of white light then bang” yesterday early morning no one knows the cause of. https://www.reddit.com/r/copenhagen/comments/13hq2dw/what_was_the_blast_sound_could_hear_it_in_valby https://www.reddit.com/r/copenhagen/comments/13hq2dw/what_wa...
- ratg13 3y agothis sounds more like a meteor