Webhere are 15 potentially haunted places in maryland. That will likely keep you awake at night. 1) hager house, hagerstown. Webdocumentaries exploring these eerie dwellings offer a fascinating glimpse into the historical and paranormal aspects that make these houses infamous. Webcomprehensive list of the most haunted places in crofton, md, each with ghostly history, photos, maps, gps coordinates and much more. Weblooking for a good scare? Check out these spooky haunted houses, trails an more throughout anne arundel and prince george's counties, and beyond.