Haunted Hydro Dark Attraction Park The Hydro is celebrating 19 years of haunted event activities. We are the longest running event in Northwest Ohio. The Haunted Hydro is built in a 1911 Hydro Electric power plant... said to be really haunted.... onsite we have concessions, tarot reader, Halloween vendors, photo-op and a fun Wheel of Fortune/Misfortune game. Hampton Inn offers overnight packages for out of town guests. http://www.thehauntedhydro.com From: Haunted Attraction Directory/ USA (All 50 States)/Ohio