When emergency services arrived at the home of Kathleen and Michael Peterson in the early hours of December 9th 2001, they found a horrifying scene: Kathleen, dead, at the bottom of a staircase and blood everywhere.

But quite what exactly had happened to her, would turn out to be one of the most confounding, and potentially bizarre mysteries of recent times.

Written by Diane Hope and produced by Richard MacLean Smith

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One hot day in the summer of 1518, in the city of Strasbourg, a woman left her home in a strange trance and headed straight for the town square. There she began to dance, and dance, and dance. Something was terribly wrong and then, it began to spread...

Written by Emma Dibdin and Richard MacLean Smith

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Over the decades, stories have trickled in from all across the globe. Places both far, and unnervingly near… of truly horrifying things, with far too many legs for comfort.

The simple question is, are you afraid of spiders?

Written by Neil McRobert and produced by Richard MacLean Smith

Find us at youtube.com/@unexplainedpod, tiktok.com/@unexplainedpodcast, twitter @unexplainedpod, facebook.com/unexplainedpodcast or www.unexplainedpodcast.com for more info. Thank you for listening.

See omnystudio.com/listener for privacy information.