Black River Falls, Wisconsin
From Super-wiki
Black River Falls is a city located in Wisconsin. It is the first know location where the Shtriga by the name of Dr. Hydeker fed.
Episodes
1.18 Something Wicked
While Sam is digging up information about the past of the Shtriga, he finds a old photo of it in a hopsiptal, in Black River Falls, in the year 1893.