The Devil's Bridge at Mynach Falls

The theme of the Devil's Bridge is a popular one in European folklore; see Dan Ashliman's Folktexts for a large collection (including this story): The Devil's Bridge.

This story is 900 words long, so it will take about five minutes to read, or ten minutes if you are reading out loud.

Image credit. Looking down from Robbers' Cave, Devil's Bridge. Wales. Geograph.