#best houses to trick or treat #halloween in ottawaTrick or treat! A list of the best Halloween decorated houses in OttawaThis display on Sunnyside Drive in Stittsville attracts hundreds per year, according to the homeowner. (Photo by Barry Gray) Where are Ottawa’s most ghoulish and gruesome haunted houses, garages, and front lawns? Historically, here are some of the best as suggested by our readers. ...