ROYAL OAK, Mich. — Halloween season is here, and according to Veteran paranormal researcher John E.L. Tenney (Weird Lectures & What’s Up Weirdo? Podcast), the city of Detroit has regained its top position as Michigan’s most haunted city. For over fifteen years, Tenney’s list of allegedly spooky locations has become a Halloween staple for paranormal investigators and enthusiasts of the strange.

Tenney has collected and compiled historical records, news reports, personal accounts, and community...