When the first contestants arrived at Roland Park Place retirement home bearing cards and flowers, residents and staff weren't sure what to make of them.
But then it became clear: they were participants in an international scavenger hunt, organized by the grandson of a resident, Mrs. Doris Tippens.
Tippens' grandson, Misha Collins, plays the complex angel, Castiel, on the CW show "Supernatural."
He's also a bit of a real-life angel, organizing the "Greatest International Scavenger Hunt the World Has Ever Seen" (AKA #GISHWHES) for the past four years.
The scavenger hunt...