Shell Rock, Iowa
According to reports, those who go underneath the bridge may see tall white figures and hear strange sounds. The figures and a feeling of general unease are said to follow you the further you go.
It is said that a 12-year-old boy died here when he jumped from a swing and hit his head on a rock. Folks in the area have noted a moving swing when there is no breeze, and some have heard the boy's giggle.