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Mysterious, alien sky sounds terrify Canadian residents, who struggle to locate their source.
Alex heads to America search of a scientific explanation for the terrifying phenomenon known as Ice Bombs, which cause fear, devastation and even injury.
Host Alex heads to Arkansas, USA to investigate a Bird Apocalypse where the bodies of thousands of blackbirds rained down from the sky.
Alex heads to South Australia to investigate a terrifying rodent infestation.