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Radisson Blu on Twitter: "The #SuperBlueBloodMoon AND the #NorthernLights captured by our webcam atop the #RadissonBlu Hotel Tromso! More here> https://t.co/m1AtxqgaOV #supermoon #Supermoon2018 #Auroraborealis https://t.co/1MaRpxOuom" / Twitter
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Aurora borealis over world war II reminder - Bremnes fort in Bodo, Norway. Circe on snow marks gun emplacement. Cold night with green sky and fast mov Stock Photo - Alamy
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Aurora borealis, northern lights follows coronal mass ejection curtains moving across night sky Arctic Circle Kvaloya island Troms Tromso norway Stock Photo - Alamy
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